Ethines
[化] 炔烃
🗣️ 情景例句
Oh.
噢。
You haven't been around much lately,have you?
你近来不大出来走动了，是吧？
Buried somewhere in deep grass there is a rusting lawn mower which I have promised to repair one day.
深草丛中的某个地方有一台正在生锈的割草机，那就是我曾答应某日要修理的割草机。