Pectinic acid
[化] 果胶酯酸
🧩 词语组成解析
🗣️ 情景例句
What's your point?
你是什么意思？
You guys are sexists.
你们男人都是色鬼。
I often go-swimming, sometimes in a lake near my home, and sometimes in the river.
我经常去游泳，有时在我家附近的湖里，有时在河里。