Ultraviolet mutation
[机] 紫外线突变
🧩 词语组成解析
🗣️ 情景例句
Make sure you file this invoice straight away; I don't want it being misplaced.
记得现在就把发票给开了，我可不想弄错了。
He should have a long spoon that sups with the devil.
跟坏人打交道，要特别小心。
We're planning a tour to Italy this summer.
我们计划今年夏天到意大利去旅行。