Ethymylation
[机] 炔化
🗣️ 情景例句
Oh, fine.
嗯 很好。
We have an extended warranty available at extra cost.
对于额外价钱我们有较长的保证期限。
If one group of people were disturbed from their eye-movement sleep for several nights on end,
如果有两组人，一组人连续几夜在眼球队活动时被叫醒；