Equidensen
等密度面
🗣️ 情景例句
What about the baby?
那小宝宝怎么办？
Did you paint this yourself?
你自己亲自油漆这个？
Nigel is our new next-door neighbour.He's a pilot.
奈杰尔是我们新搬来的隔壁邻居。他是个飞行员。