Bayerite
三羟铝石, 拜耳体[石]
🗣️ 情景例句
But our members want to go out there
但会员们希望在社会上
A watched pot(pan) is long in boiling.
心急水不沸；盼得越切，来得越迟。
How long has this factory been open?
这家工厂建成有多久了？