Pyrimidyl
[化] 嘧啶基; 间二氮苯基
🗣️ 情景例句
No advertising material.
谢绝广告。
I would like to ask you a favor.
我可以提出一个要求吗？
One can tell the difference almost at a glance, for a spider always has eight legs and insect never more than six.
人们几乎一眼就能看出二者的差异，因为蜘蛛都是8条腿，而昆虫的腿从不超过6条。