Bextra
[医]是一种β受体阻滞药（含bucindolol）
🗣️ 情景例句
a game which I brought home to study.
我带回来研究的游戏。
Once an opportunity slips away, it is gone for good.
机会一旦错过，永远不会再来。
the other the lack of freedom of the individual research worker.
二是研究人员缺乏个人自由。