Aperture ratio
[机] 口径比
🧩 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
Would you please make a record of all your foreign currencies?
请把你所带的外币登记一下，好吗？
I feel guilty because I haven't written her lately.
因为我最近没给她写信，我感觉到有罪。
What about a quarter past two?
2：15怎样！