Background projection
[计] 背景投影
🧩 词语组成解析
projection
[prə'dʒekʃən]
n. 预测;规划，设计;[心]投射;突起物;
🗣️ 情景例句
Please do.
好呀。
How many pieces are you going to take?
你要拿几支？
Among them will be Debbie's mother, who swam the Channel herself when she was a girl.
他们当中还会有黛比的母亲，她本人还是个姑娘时，也曾横渡过英吉利海峡！