Thymostatin
[化] 抑核苷素
🗣️ 情景例句
I understand, Grandpa.
我能体会你， 爷爷。
How long will it take for a letter to get to California?
你把信寄到加州要多长时间？
It's very kind of you to call.
谢谢你来告诉我。