lean over何义

Lean "Sailing boats lean and speed over the sea."请把这句话翻成中文 You might as well fall flat on your face as lean over too fa all over again何意? lean 是什么意思 think over think through 有何区别? 请问across,through,over有何区别? on,over,above之间有何区别? 介词above和over有何区别? lean against与lean on差别是什麼? lean the piano还是lean piano lean body 多说几句没关系