Bipropargyl
联丙炔
🗣️ 情景例句
I have two career opportunities at the same time.
我同时有两个事业机会。
Hawaiians are used to the rumblings of the volcano.
夏威夷的人已经习惯于火山的爆发声了。
The plane was late and detectives were waiting at the airport all morning.
飞机误点了，侦探们在机场等了整整一上午。