Focal interval
[医] 焦间距(前后焦点间的距离)
🧩 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
You look wonderful, Malcolm!
你看起来好得很好，Malcolm！
I really don't know.
我真不知道。
but Mr.Scott cannot get a telephone for his new garage, so he has just bought twelve pigeons.
但詹姆斯。斯科特先生未能为他新的汽车修理部搞到一部电话机，所以他买了只鸽子。