Combustion expansion ratio
[建] 燃烧膨胀比
🧩 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
When you feel your life is threatened, just dial 999 to get help.
当你的生命受到威胁的时候，拨打 999 求救。
Let your yea be yea and your nay be nay.
是就是，非就非。
Where are you going to meet?
你们打算在哪里见面？