Oothecae
n. 卵鞘；卵巢 (ootheca的变形)
🗣️ 情景例句
We promise. Can we pay for our imports in RMB?
我们答应。请问，我们能否用人民币付款？
Math major
专攻数学
There is some difference between the twins.
这对双胞胎有点儿不一样。