Dehydroabietic acid
[化] 脱氢枞酸
🧩 词语组成解析
🗣️ 情景例句
Speaking of being a mother,
谈到当母亲，
Did you go to the picnic this morning?
你今早去野餐了吗？
It is about two hundred metres from his home.
汽车站离他家二百米左右。