Solid acid catalyst
[化] 固体酸催化剂
🧩 词语组成解析
🗣️ 情景例句
My mother knows all there is to know
我母亲完全懂得
Did you go to the movies last night?
你昨晚去看电影了吗？
For twenty years Gandhi played an important role in working for equal rights for Indians.
二十多年间，甘地在为印度人民争取平等权利的奋头中发挥了很重要的作用。