Gallamic acid
[化] ┢氨酸
🧩 词语组成解析
🗣️ 情景例句
He met his girfriend throught a public chat room.
他是在一个公共聊天室里认识他女友的。
She sent me a Christmas card last year.
去年寄过一张圣诞卡。
The teacher got a little angry.
老师有点生气了。