Cdna
[化] 互补DNA
🗣️ 情景例句
He's stepped out of the office for a little while.
他离开办公室刚一会儿。
Why don't you change your route?
你们为什么不变更路线呢？
In all the less controversial fields, like the study of cacti or termites or the nature of nebulae,
在一切争议较小的领域里，如对仙人掌、白蚁或星云性质的研究，