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
It's been an extremely hectic day.
今天忙的乱七八糟。
What is the type of furture?
这是什么类型的家具？
How many people lived here?
多少人住在这里？