F-stop
n. 光圈数刻度, 光圈数
🧩 词语组成解析
stop
[stɑp]
vi. 停止;中断;逗留;（使）停止工作;
vt. 塞住;堵塞;阻挠;止付;
n. 停止;（管风琴的）音栓;停车站;（管风琴的）音管;
🗣️ 情景例句
about your family background.
关于你的家庭背景的。
That which was bitter to endure may be sweet to remember.
苦楚往日难忍受，记起也许甜心头。
But don't forget your things early in the morning.
早上别忘了带上你的东西。