K-r
[医][=an anti-cancer compound extracted from trypanosomes]从锥虫提取的一种抗癌复合物
🗣️ 情景例句
At four o'clock,
四点钟，
It's on of his favorite relaxations.
这是他最喜欢的消遣之一。
We believe that the quality is the soul of an enterprise.
我们认为质量是一个企业的灵魂。