Egf
abbr. 上表皮生长因素（Epidermal Growth Factor）
🗣️ 情景例句
Thank you very much.
非常感谢。
How long will you remain out?
你将会在外面逗留多久？
Oh, look! said Ann. What's that? She pointed at one of the things.
“看啊！”安说，“那是什么？”她指着一件展品问。