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
Hello. Hello there. Are you ready for lunch with your grandpa?
哈喽 。哈喽 。 准备好跟你的祖父一起吃午饭吗？
Delivery has to be put off due to the strike of the workers at the port.
由于港口工人罢工，交货只好推迟。
Newspapers exert such tremendous influence that they can not only bring about major changes to the lives of ordinary people but can even overthrow a government.
新闻具有巨大的威力。它们不仅可以给寻常人家的生活带来重大的变化，甚至还能推翻一个政府。