Tetranucleotide
四核苷酸
🗣️ 情景例句
Especially to pick it out in blue.
还特地选了一件蓝色的。
I'm sorry. Am I keeping you awake?
对不起。我吵得你睡不着了吗？
Where're Lucy's pencils? Are they on her desk?
露茜的铅笔哪去了？在她的桌子上吗？