Thelephoric acid
[化] 革菌酸
🧩 词语组成解析
🗣️ 情景例句
A stitch in time saves nine.
亡羊补牢，犹为未晚。
Don't you agree?
你不同意吗？
I spent the whole day in my room, but I did not write a single card!
我在房间里关了整整一天。然而竟连一张明信片也没写成！