vt.& vi. (使)集中,(使)聚集;调整(镜头,眼睛)焦点[焦距]以便看清;
vt. 调整(眼睛或者镜头的)焦距;集中(光束于);聚焦,注视;集中注意力;
n. 焦点;影象的清晰度;(活动、注意力、兴趣等的)中心;[医]病灶,病症;
focus, foci 表示”灶台,火苗;中心点,中心”
🗣️ 情景例句
I guess I'd better tear up the letter and start over again.
我想我应该把信撕掉重新再写。
This is our official offer for each item, CIF Shanghai.
这是我方对每项产品的CIF上海的正式报价。
Once we detected a planet, we would have to find a way of blotting out the light from its star, so that we would be able to 'see' the planet properly and analyze its atmosphere.