Cdna
[化] 互补DNA
🗣️ 情景例句
He was ill at ease with people whom he didn't understand.
他和不熟悉的人在一起感到不自在。
Tomorrow never comes.
莫依赖明天。
We all know what the poor man should have said,
我们都明白那个可怜的人应该说些什么，