Back-projection
n. 背景放映, 背面放映
🧩 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;
projection
[prə'dʒekʃən]
n. 预测;规划，设计;[心]投射;突起物;
🗣️ 情景例句
How many classes are you taking this semester?
这学期你有多少课？
Happy is he who knows his follies in his youth.
记得青年时所做的愚笨事的人是幸福的。
The rope had been cut, so it was obvious that the lamb had been stolen.
绳子被人割断，很明显小羔羊是被人偷走了。