Alkene
[ ['ælki:n] ]
高中 Senior High
n. [化]烯烃,链烯
🗣️ 情景例句
First, they have an excellent School of Journalism.
首先 ，那儿有个很优秀的新闻研究所。
This man is painting the house the wrong color.
这个男人在漆着和房屋不相称的油漆。
He could hear shouting in the camp itself.
他听得军营里面的喧闹声。