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
Sam, get Mr. Levine at Toytown Stores
Sam，给Toytown Stores的Levine先生
Necessity and oportunity may make a coward valient.
需要和机会可能使懦夫变成勇士。
Since that time, various types of hovercraft have appeared and taken up regular service.
从那以后，各种各样的气垫船出现了，并开始了定期航行服务。