介绍:
back
Get off my back !
e.g.: Get off my back, will you, Jeff! I've done nothing this morning!
Just get off my back, will you, Robert, I've admitted it was my fault.
Mind your backs, please.
e.g.: Mind your backs, mind your backs, here comes the tea table!
It (They) fell off the back of a truck.
e.g.: Where did you get these cameras? I bet they fell off the back of a truck!
Hey, these watches were so cheap, I think they fell off the back of a truck!
