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
That's exciting, Harry. What was it?
太令人兴奋了， Harry。是什么样的工作？
Misfortunes test the sincerity of friends.
患难见友情。
They say it's going to be wet and windy.
据说是要刮风下雨。