Focal-length
[医]局部长度，焦距
🧩 词语组成解析
focal
['fəukəl]
adj. 焦点的，有焦点的;集中在点上的;病灶的，病灶性的;
🗣️ 情景例句
What's your favorite food?
你最爱的食物是什么？
To start the city planning
着手都市计划
After I had had lunch at a village pub, I looked for my bag.
我在一家乡村小酒店吃过午饭后，就找我的提包。