Macromutation
大突变(染色体变异)
🗣️ 情景例句
I've always liked camping out.
我一直喜欢露营。
Ouch! I fell down and cut my knee!
好痛呦！我跌倒割伤了膝盖！
How long has Jim been at his school?
吉姆到校有多长时间了？