Catalyst ratio
[建] 催化剂-油比率
🧩 词语组成解析
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
🗣️ 情景例句
You speak English without an accent.
你说英语一点口音也没有。
Please tell him to stop jumping up and down.
请告诉他不要调上跳下。
Funny, said my brother.
“真有趣，”我弟弟说。