Edogenous purines
[医] 内原性嘌呤
🧩 词语组成解析
(purine 的复数) n. 嘌呤\\n[化] 嘌呤
🗣️ 情景例句
A stitch in time saves nine.
亡羊补牢，犹为未晚。
The wise man has long ears and a short tongue.
聪明人耳朵长，嘴巴短。
I don't know. I think he's very old.
不知道。我想他年纪一定很大了。