?? 詞語組成解析
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[b?k]
n. 背,背部;背面,反面;后面,后部;(椅子等的)靠背;
vt. 使后退;支持;加背書于;下賭注于;
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
Marilyn and Richard and the baby need the space.
Marilyn和Richard還有嬰兒需要空間。
We can't rely on him.
我們不能依賴他。
Has he had anything to eat this morning?
他今早吃了什么東西嗎?