Tetranucleotide
四核苷酸
🗣️ 情景例句
What was your best subject in college?
大学时你哪门功课最好？
This lady is sweeping the section of sidewalk that her husbands forget.
这位女人在打扫丈夫忘记打扫的人行道。
On day Haley met and African who was from Gambia, a small country on the west coast of Africa.
有一天，哈利碰到一位非洲人，他来自冈比亚--非洲西海岸的一个小国。