Annulus ovalis
[医] 卵圆窝缘
🧩 词语组成解析
n. 环, 环形物, 体环\\n[化] 环形缝; 环隙
🗣️ 情景例句
I did my thesis on Sino-American Business Relationship.
我做的论文题目是中美贸易关系。
A crow is never the whiter for washing herself often.
乌鸦不管怎样经常洗澡，也不会变白。
There they look at the moon, and eat the cakes.Mmmm! How delicious they are!
他们赏月，吃月饼。唔！它们（月饼）多好吃呀！