n. 背,背部;背面,反面;后面,后部;(椅子等的)靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
🗣️ 情景例句
Thank you.
谢谢 。
I think he will buy something.
我想他会买什么。
Among the different types of bee, it is the honey bee that has most interested scientists because of the language they use to communicate with each other.