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
Your cooking is better than mine, and I certainly prefer not having to bother to cook at all.
你的菜煮得比我好，我当然就不想班门弄斧了。
The moment John saw Mary, he fell head over heels in love with her.
约翰对玛丽一见倾心，给她弄得神魂颠倒了。
Good morning, class! Who is on duty today?
同学们，早上好！今天谁值日？