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- Nowadays the underwater cleaning of the exhibition glass walls in aquariums or large fish tanks is mainly done by manual work.There is no maneuverable underwater cleaning robot for this purpose. 摘要:目前的水下清洁工作，如水下展场的玻璃帷幕或是大型鱼缸，多以人工方式进行清洁，并无可操控之水下清洁机器人。
- Clean clothes and good manners are prepossessing. 清洁的衣服和良好的举止能给人以好感。
- Let's clean down the board before we paint it. 让我们在上漆以前把这块板洗干净。
- It's important for the college freshman to keep his nose clean. 对大学新生而言洁身自好是很重要的。
- He is surprised to find his room thoroughly clean. 他惊讶得发现他的房间给彻底地打扫了。
- I use an oily rag to clean my bike with. 我用沾满油污的碎布擦我的自行车。
- This machine has been specially adapted for use underwater. 这机器是为水下使用而特别改装的。
- I was clean broke in less than four days. 不到四天我就一个钱也没有了。
- The mayor is determined to clean up the city. 市长决心清除市内的不良现象。
- The stain on his shirt is difficult to clean off. 他衬衣上的污点很难去除掉。
- The hospital is getting short of clean linen. 这所医院现在缺少乾净的被服用品。
- This machine has been specially adapted for underwater use. 这机器是为水下使用而特别改装的。
- Clean the car from the top, preferably with a hose and warm water. 最好用软管和温水从顶部开始清洗汽车
- I suggest we make a clean break. 提议我们干干净净分手吧。
- A sharp knife makes a clean cut. 快刀切得整齐。
- He made a clean breast of his crime to the police. 他向警方如实招供。
- A good clean will really freshen (up) the house. 好好收拾一下的确会使房子焕然一新。
- A ship equipped for laying explosive underwater mines. 布雷舰艇装备有布水雷装置的舰艇
- It looks as if it isn't clean enough to bathe here. 看起来海水好像不干净，不能游泳。
- A trademark used for an underwater breathing apparatus. 水肺，水中呼吸器用于水下呼吸装备的一种商标
