Purine ring
[化] 嘌呤环
🧩 词语组成解析
n. 嘌呤\\n[化] 嘌呤
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
It's ice cream.
是冰淇淋喔。
The dust raised by the sheep does not choke the wolf.
羊踩起的灰尘挡不住狼。
As it happens, a razor that is safe in Europe is unlikely to electrocute Americans.
碰巧在欧洲使用安全的剃须刀不大可能使美国人触电身亡，