Back migration
[化] 反迁移
🧩 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;
migration
[mai'ɡreiʃən]
n. 迁移，移居;
🗣️ 情景例句
I can believe that. One good thing about ping pong is that it doesn't need much space.
我几乎不敢相信。乒乓球最大的好处是不占地方。
Work today, for you know not how much you may be hindered tomorrow.
今天有事今天做，明天可能事受阻。
The constitution guards the liberty of the people.
宪法保护人民的自由。