美 [skruː luːs]
螺丝松动：指疯狂或古怪的状态。
not behaving normally
同义词： screw-loose / screwy
滑牙
... give……a once-over 稍微……就行了 screw-loose 脱线，精神不对头 wind up (with a lamp) 结束，结果 ...
The screw had worked loose.
这螺丝钉松动了。
This screw is loose.
这个螺丝活动了。
I need to tighten this screw. It's loose.
这个螺丝松了，我得把它拧紧点。