英文翻译＂水泄不通＂

文翻译＂风雨不透＂

watertight

风雨不透:

be so jammed as to be impassable;be watertight that not even a drop of water could trickle through

描述非常拥挤或围得十分严密

零丁的词很难找，只要迁就了。

《金山词霸》