Duralplat
包硬铝的铜板, 锰镁合金被复硬铝
🗣️ 情景例句
It's lovely, Robbie.
它非常可爱，Robbie。
Suppose you couldn't go on the trip.How would you feel?
假定你不能继续你的旅行，你将感觉如何？
I was late for work yesterday，
我昨天上班迟到了。