rack

n. 架,行李架,拷问台
v. 折磨,使...痛苦,加以拷问

例句与用法:
He put his bag on the luggage rack.
他把包放在行李架上。
Even after racking his brains he couldn't think of a single example.
即使绞尽脑汁，他还是连一个例子也想不出来。
He put his shoes on the rack.
他把鞋放在架子上。