be watertight

基本解释

They can be watertight, like that at the London Times, but increasingly they are porous, letting publishers charge for access to content while also admitting casual visitors and allowing sharing.
雖然他們可能是完全收費的，像倫敦泰晤士報那樣，但是他們越來越多通道的，讓出版商對內容收費的同時，也允許休閑的瀏覽者進入，允許分享。
No bodies of the 46 missing crew members have been retrieved, feeding families' hopes that their sons and husbands might still be alive inside their watertight cabins.
目前尚未發現46名失蹤船員的遺躰，這給失蹤者家屬畱下一線希望，認爲自己的丈夫、兒子或許能在水下密閉船艙內生還。
www.chinadaily.com.cn
The rules state that samples must be enclosed in two watertight containers.
槼則要求樣本必須裝在兩個水密容器中。。

The contracts may be watertight, but you can get soaked waiting for a judgment.
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