Quadrivalvate
四裂爿的
??? 情景例句
Grandpa really loves his family, doesn't he?
爺爺確實很愛這個家， 是嗎？
I will be very glad when I receive the letter.
如能接到你的來信，我將會非常高興。
Some children are coming out of the building.
一些孩子正從樓里出來。