Cistron
n. 顺反子, 作用子\\n[化] 顺反子
🗣️ 情景例句
My mother is terrific at any kind of sewing.
我母亲做任何针线活都棒极了。
Mettle is dangerous in a blind horse.
瞎马鼓勇气，正是危险事。
For them this is a major operation which involves considerable planning.
看戏在他们是件大事，需要精心计划。