Theca externa
[医] 外膜(卵泡)
🧩 词语组成解析
n. 囊, 膜, 鞘\\n[医] 膜, 鞘
🗣️ 情景例句
I wasn't born yesterday.
我又不是三岁的孩子。
That's a liberal point of view.
那是一个开明的观点。
and comforted by the thought of the help he was bringing to his friend,
想到能对朋友有所帮助，他感到欣慰，