Obtusatic acid
[化] 树花地衣酸
🧩 词语组成解析
🗣️ 情景例句
I know that area.
我知道那地方。
It is good to be merry at meal.
席间心情愉快是为上策。
He encouraged Indians to start making their own cotton cloth and to refuse to buy cloth made in England.
他鼓励印度人民自己着手纺纱织布，并拒绝购买英国纺织的棉布。