Abiuret
[医] 双缩脲反应阴性的, 无双缩脲反应的
🗣️ 情景例句
How are you doing?
你好吗？
Knowledge without practice makes but half an artist.
只有知识而无实践，只能造就半瓢水的艺术家。
Where's Sally, Jack?
杰克，萨莉在哪儿？