Perhalogeno-
[化] 全卤(代)(代替所有C上的氢)
🗣️ 情景例句
Where is she today?
她如今在哪？
Come on now-buck up-face the music-nose to the grindstone.
快振作起来，面对现实，埋头苦干。
We need to make a change on our last order.
上回的订单我们需要更改。