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
This is show business.
而今天这个却是演艺事业。
If it hadn't been for your help, we would never have finished it.
如果没有你的帮助，我们永远完不成任务。
The steps are rather narrow.
这些台阶相当窄。