| 释义 |
●be like/as safe as Fort ˈKnox(of a building 建筑物) to be strongly built, often with many locks, strong doors, guards, etc., so that it is difficult for people to enter and the things kept there are safe 坚固且戒备森严；固若金汤◆This home of yours is like Fort Knox. 你这所房子可以说是固若金汤。 ORIGIN From the name of the military base in Kentucky where most of the US's store of gold is kept. 源自美国肯塔基州存放美国大部分黄金储备的军事基地名。 See also Fort Knox |