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
The weather couldn't have been better.
天气再好不过了。
To ensure faster delivery, you are asked to forward the order by air freight.
为了确保迅速交货，我方要求此订货用空运。
It seemed that one bee was able to communicate the news of food to other bees in its hive.
似乎一只蜜蜂能够把食物的信息传递给蜂箱里的其他蜜蜂。