Focal length
[计] 焦距\\n[化] 焦距
📖 牛津释义
focal length
(also focal distance), distance between the centre of a mirror or a lens and its focus 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
It's delicious.
味道好极了。
There's no other way.
没有其他可能了。
I think I can trust you, especially after what my son has told me.
我想我能够信任你，特别是在我儿子把情况告诉我以后。