Dideoxy
双脱氧法
🗣️ 情景例句
just listening to it.
听着这些声音时。
Improve your time and your time will improve you.
珍惜时间，时间才会珍惜你。
It is thought that they arrived more than 30,000 years ago by crossing a land bridge from Asia to America.
他们被认为是在3万多年以前从亚洲跨越一座陆桥来到美洲的。