Back porch
[计] 后背区, 后沿
🧩 词语组成解析
back
[bæk]
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
Why, I didn't know that your grandfather was born in Germany.
你看 我竟然不知道您的爷爷出生在德国。
When can you pick up your ticket?
你什么时候可拿到车票呢？
Instead of being five new family members, these children had immediately become a commodity.
这些孩子立即成了商品，而不是5个新的家庭成员。