How long can you remain under water?

你能在水底下呆多久?

《简明英汉词典》

Mary scraped the residue of food from the plates before putting them under water.

玛丽在把盘子放入水之前先刮去上面的食物残渣.

《简明英汉词典》

Marine construction technology like this is very complex, somewhat analogous to trying to build a bridge under water.

像这样的海底建造技术很复杂，与尝试在水下建桥有些相似。

柯林斯例句

I sprang to my feet, and leaped, stamping the coracle under water.

我纵身一跳, 将小筏子踩到了水中.

英汉文学 - 金银岛

How does a fish breathe under water, and how do trees grow?

鱼如何在水里呼吸, 树木又如何长大的?

英语晨读30分（初三）

It can be used on rotating machinery and under water.

它可以用于回转式机器,也可以在水下应用.

辞典例句

Man cannot breathe under water.

人不能在水下呼吸.

辞典例句

The boy wanted to duck under water.

这个男孩想潜入水中.

辞典例句

Tricycles are lined up on the floor of the pool seven feet under water.

在7英尺深的池底上把三轮车排好队.

辞典例句

The tide is coming in and very soon that little island will be under water.

潮水已在上涨,不一会儿那小岛就要被淹没.

辞典例句

If a wire was laid under water, the current would all leak away.

导线如果放在水下, 电流就会全部漏掉.

辞典例句

The fact that the drill hole openings are located under water complicates charging work.

炮眼口位于水下,无疑会使装药工作复杂化.

辞典例句

An electrical instrument for detecting or monitoring sound under water.

水下探测用的球形深潜水装置(由绳索辅助下水).

互联网

The man can remain under water for more than a minute.

那个人能在水下呆1分多钟.

互联网

Helophyte A perennial marsh plant that has its overwintering buds under water.

沼生植物:多年生的沼泽植物,具有水下越冬芽.

互联网