Theca
n. 囊, 膜, 鞘\\n[医] 膜, 鞘
🗣️ 情景例句
What was it about?
刚才谈什么？
You can't eat your cake and have it.
不能既要吃饼，又要把饼保存。
There was a big civil rights march through the centre of Birmingham yesterday.
昨天大规模的民权示威游行经过伯明翰市中心。