Ethines
[化] 炔烃
🗣️ 情景例句
Come on. Let's get some sleep.
走吧 ，让我们去睡觉吧。
Without wisdom wealth is worthless.
如果没有智慧，财富就无价值。
Betty and Susan are talking on the telephone.
贝蒂和苏珊正在通电话。