Parthenolide
[医]银胶菊内酯，小白菊内酯
🗣️ 情景例句
and I'd like your opinion about it.
我需要你的意见。
Never swap (or swop) horses while crossing the stream.
骑渡中流莫换马。（指危难时不宜做大变动）
Ken gave up smoking two years ago. He'd been smoking for thirty years.
两年前肯戒了烟，之前他抽了三十年烟。