Shadowgraphs
(shadowgraph 的复数) n. 投影术, 皮影戏, X光照相
🗣️ 情景例句
and when I'm ready to go back,
而当我准备好要回去时，
She must be a model, isn't she?
她一定是个模特，不是吗？
Before you leave the lab, make sure the electricity is turned off and the windows are shut.
你们离开实验室前，务必要关上电源，关好窗户。