Birthweight
（嬰兒的）出生體重
??? 情景例句
Well, how're you been, Philip?
嗯 ，這些年來怎么樣， Philip？
Do you like traveling?
你喜歡郊游嗎？
I don't know. I think he's very old.
不知道。我想他年紀一定很大了。