Tcf
[医][=thymus crude factor]胸腺粗提因子
🗣️ 情景例句
Oh, it's so pretty!
噢，它好漂亮！
In all things, it is better to hope than to despair.
凡事抱希望为佳，不应悲观而失望。
During the summer, I noticed tat the leaves of the tree were beginning to wither.
到了夏天，我发现树叶开始枯萎，