[lòu dòng]
（空隙； 小孔） leak
patch a leak
补漏洞
a leak in the roof
房顶上的漏洞
All the little leaks were shut off.
所有的小漏洞都堵死了。
Water poured in through a leak in the ship's hull.
水从船体上的漏洞中涌进来。
stop up all loopholes
堵塞漏洞
He was consistent in what he said, and there was no loophole.
他说话严密， 没有漏洞。