on water 和on the water区别？

一、on water 和on the water区别？

on the water 在水上

这里on和in的意思是不一样的

如果是船，就要用on，表示在水面上

如果是人游泳，就要用in，表示在水中

in the water 【在水中】表示大部分或全体在水面以下。如：

He let his fingers trail in the water.

他把手伸进水里，任水流滑过指间。

来自柯林斯例句

minute amounts of chemicals in the water

水中含量极小的化学成分

on the water【在水上】表示【大部分或全体在水面之上】。如：

The whirlpool sucked down everything floating on the water. 漩涡把水面上漂的东西都吸进去了. 来自《简明英汉词典》

The moonlight gleamed on the water.

月光照在水面上泛起粼粼波光。

来自《权威词典》

鸭子在水里游，得看具体情况，如表示【潜水】用in the water.如表示【在水面上荡漾】用on the water.

鸟在树上用"in"

in the tree和on the tree译成汉语都是“在树上”之意,但所表示的含义是不一样的.in the tree多指外界的事物或人在树上,而非树木自身所长；而on the tree则多指树自身所有,长在树上的东西.请辨明：

树上有一些鸟.

误：There are some birds on the tree.

正：There are some birds in the tree.

树上（长）有许多又大、又红的苹果.

误：There are many big,red apples in the tree.

正：There are many big,red apples on the tree.

二、play with fire还是play on fire？

play with fire释义：

玩火；轻举妄动

例句：

Children mustn't play with fire.

孩子们不能玩火。

视频：

场景会话释义：

打着火

例句：

He displays fire fighters' equipment, including the oxygen mask, which he encourages his listeners to play with and put on.

他展示了消防员的装备，包括氧气面罩，他鼓励听众把玩并试戴氧气面罩。

三、make a fire还是make the fire？

make a fire释义：

生火

例句：

Let's make a fire to warm up.

我们生个火吧，暖和一下吧。释义：

生火

例句：

Let's make a fire to warm up.

我们生个火吧，暖和一下吧。

make the fire释义：

让火

例句：

The high temperatures and dry conditions make the fire spread quickly.

高温和干燥的条件使火势迅速蔓延。

四、on fire和in fire的区别？

on fire释义：

adv. 着火；起火；在兴头上；非常激动

例句：

Many of the buildings in the west of the city are on fire.

该城西部的许多建筑都着火了。

in fire释义：

在火

例句：

Exploring the Etna geographical area reveals a history written in fire.

探索埃特纳火山地理区域揭示了一段写在火中的历史。

五、waste water还是wasted water？

waste water释义：

污水，废水

例句：

Waste water is pumped from the factory into a nearby river.

工厂里的污水被抽到了附近的河里。

词组：

wastewater treatment污水处理

wastewater disposal废水处置

wasted water释义：

浪费水

例句：

The proportion of fee to deal with wasted water and water resource is too low.

水价构成中成本不实、水资源费和污水处理费比重偏低；

六、in the water bar 和at the water bar？

in the water bar 释义：

在水吧里

例句：

A few minutes later, Tom was in the shoal water of the bar, wading toward the Illinois shore.

过了几分钟，汤姆来到沙洲的浅水区，涉水朝伊利诺斯州的海岸走去。

at the water bar释义：

在水吧

例句：

The evidence may be circumstantial at first — say, spectral bar codes of interesting molecules like oxygen, ozone, methane and water — and leave room for alternative interpretations.

最初的证据可能是间接的——比如说，类似氧气、臭氧、甲烷和水这类物质有趣的分子的光谱条形密码——为日后可供选择的其他解释留有余地。

七、fire金卤灯

嗨，大家好！今天我想跟大家分享一些关于fire金卤灯的知识。金卤灯是一种常见的照明设备，被广泛用于户外照明、舞台照明以及工业照明等领域。

什么是fire金卤灯？

fire金卤灯是一种高强度放电灯光源，它的发光原理是通过高压电流通电使金属卤化物蒸汽产生反应，从而产生强烈的白炽光。与传统的白炽灯相比，fire金卤灯不仅亮度更高，而且寿命更长。

fire金卤灯的特点

1. 高亮度：fire金卤灯的亮度远超传统的白炽灯，能够有效提供明亮的照明效果。

2. 节能环保：由于fire金卤灯的能耗比较低，它能够降低能源消耗，减少碳排放，是一种节能环保的照明设备。

3. 寿命长：fire金卤灯的寿命通常可以达到数千小时，相比其他灯具寿命更长，减少了更换灯泡的频率和维护成本。

4. 色彩还原度高：由于fire金卤灯的光谱范围比较宽，它能够较好地还原物体的真实色彩，使照明效果更加逼真。

fire金卤灯的应用领域

1. 户外照明：fire金卤灯的高亮度和远射程使它成为理想的户外照明设备。例如，它常被用于路灯、露天体育场、广告牌等场合。

2. 舞台照明：fire金卤灯的高亮度和色彩还原度高，使它成为舞台照明的首选。它能够为舞台创造出丰富多彩的灯光效果，增强表演的视觉冲击力。

3. 工业照明：由于fire金卤灯的强光和寿命长，它在工业照明领域也有着广泛的应用。它能够提供充足的光照，让工作人员在工作时能够清晰地看到细节。

如何选择和使用fire金卤灯？

1. 根据需求选择合适的功率和亮度：根据照明需求选择合适的fire金卤灯功率和亮度，以确保照明效果满足要求。

2. 注意安装位置和角度：在安装fire金卤灯时，要注意选择合适的安装位置和角度，以便将光线投射到需要照明的区域。

3. 定期清洁和维护：为了保持fire金卤灯的性能和寿命，定期清洁和维护是必要的。可以使用柔软的布擦拭灯具表面，确保灯具表面干净。

4. 注意安全使用：在使用fire金卤灯时，要注意防止触摸灯具表面，避免烫伤。同时，注意使用合适的电源和电压，确保安全使用。

结束语

fire金卤灯作为一种高亮度、节能环保和寿命长的照明设备，在户外照明、舞台照明和工业照明等领域有着广泛的应用。通过选择合适的功率和亮度、注意安装位置和角度以及定期清洁和维护，我们能够充分发挥fire金卤灯的照明效果，提升工作和生活的舒适度。

八、How to Use a Fire Extinguisher: A Guide to Fire Safety

Introduction

In the event of a fire, being prepared and knowing how to use a fire extinguisher can save lives and prevent extensive property damage. This article provides essential information and guidelines on how to effectively operate a fire extinguisher in English.

Types of Fires and Fire Extinguishers

Before learning how to use a fire extinguisher, it is important to understand the different types of fires and the appropriate fire extinguishers for each:

• Class A Fires: These involve ordinary combustible materials such as wood, paper, and fabric. Use a Class A fire extinguisher.
• Class B Fires: These involve flammable liquids like gasoline, oil, and grease. Use a Class B fire extinguisher.
• Class C Fires: These involve electrical fires caused by faulty wiring or equipment. Use a Class C fire extinguisher.
• Class D Fires: These involve combustible metals such as magnesium or titanium. Use a Class D fire extinguisher.
• Class K Fires: These involve cooking oils, grease, and fats. Use a Class K fire extinguisher.

Step-by-Step Guide to Using a Fire Extinguisher

Follow these steps to effectively use a fire extinguisher:

1. Pull the Pin: This will break the tamper seal and allow you to discharge the extinguisher.
2. Aim at the Base: Point the extinguisher nozzle at the base of the fire where the fuel source is located.
3. Squeeze the Handle: This will release the extinguishing agent. Use a sweeping motion while squeezing the handle to cover the entire fire area.
4. Sweep Side to Side: Move the extinguisher from side to side until the fire is completely extinguished. Continue monitoring the area to ensure it does not reignite.

Important Safety Tips

When using a fire extinguisher, keep these safety tips in mind:

• Evacuate if Necessary: If the fire is spreading rapidly or you are unable to control it, evacuate the area immediately and call emergency services.
• Stay Low: If smoke is present, stay low to reduce smoke inhalation.
• Call for Help: Always call emergency services before attempting to fight a fire.
• Know Your Extinguisher: Familiarize yourself with the instructions and limitations of the fire extinguisher beforehand.

Conclusion

Having the knowledge and skill to use a fire extinguisher is crucial in ensuring the safety of yourself and those around you. Remember to remain calm, follow the proper steps, and prioritize personal safety in any fire emergency. Thank you for reading this guide, and we hope it helps you in being prepared for any fire situation.

九、fresh water plain water区别？

fresh water plain water没有区别。都表示“淡水 ，白开水”的意思。

十、a lot of water还是many water？

许多水的表达是a lot of water, much water或者plenty of water，但是不能用many water，因为water是不可数名词，而many只能修饰可数名词，后面加可数名词复数，much只能修饰不可数名词，a lot of＝lots of＝plenty of都表示许多的意思，后面加可数名词复数或者不可数名词。