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
He looks a lot like you, Mom. He does.
他像你， 妈妈。他像 。
Please show us the shipping costs for several possible carries.
请告诉我们几种可能的运输方式的价格。
Was there a message?
留话了吗？