off the top of my

off the top of my not off the top of my head Off the top of my head. this is just off the top of my head now i just don't know off the top of my head.怎么翻译?不理解off 这个介词 Joe readily understands this--off the top of his head I'm at the top of my at the top of my voice ; at the top of my lngs 有何区别 off of the how to keep my puppy off of the sofa?keep off词组.o I didn’t fight my way to the top of feel top of the on the top of,at the top of,on top of ,at top of,