Pressure ratio
[机] 压力比
🧩 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
My grandfather is very much alive and kicking.
我的祖父还健在。
I'm the smallest boy in my party.
我是我的聚会中最廋小的男孩。
It is said he has secret love affairs with two women!
据说他背地里和两个女人有关系！