Pereiopods
胸足
🗣️ 情景例句
It was a gradual process, involving many factors.
这是个渐进的过程，涉及到方方面面。
How much is it by air mail?
航空信要多少钱？
He was late again. It's typical of him to keep everybody waiting.
他又迟到了。他的特点就是让别人等他。