Bcun
[化] 卡莫司汀; 卡氮芥; 双氯乙亚硝脲
🗣️ 情景例句
Which band of College English Test have you passed?
大学英语考试过了几级？
When Alex began to argue, Richard burst into a rage.
当阿列克斯开始争论时，理查德便大发雷霆。
Once we get down to the oil, it usually flows to the surface because great pressure,
一旦到达油层，石油就会由于地下巨大的压力流到地面上来，