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
In fact, I love what I do ...
事实上 我热爱我的工作……
Whom will you work for?
你将为谁工作？
It was raining heavily and they found that a stream had formed in the field.
雨下得很大，他们发现地上已经形成了一条小溪。