Epivalve
上殼, 上殼面
??? 情景例句
What's the daily special?
今天有什么特價菜？
I can show you other quotations that are lower than yours.
我可以把比貴公司報價低得多的價目表給你看看。
The child learning to see, first distinguishes only two-dimensional shape;
正在學看東西的兒童起初只會分辨二維形態，