Plumbogummite
水磷铝铅矿
🗣️ 情景例句
I wish I had your will power.
但愿我有你的意志力。
Would you please hold the door open for me?
可以请你为我把门拉着吗？
They also have the disadvantage of being an expensive form of transport.
飞机另一个缺点是昂贵。