Prochondral
软骨形成前的
🗣️ 情景例句
I'm afraid the cardboard boxes are not strong enough for transport by sea.
我担心这种纸箱，用于远洋运输，不够结实。
Two dollars and seventy-five cents.
二美元七角五分。
Yes, I think they'll return next month.
是的，我想他们下个月回来。