be hot on something

From Longman Dictionary of Contemporary Englishbe hot on somethingbe hot on somethinginformal a) KNOW somethingto know a lot about something He’s pretty hot on aircraft. b) STRICT British English to be very strict about something SYN tight The company is very hot on security. → hotExamples from the Corpusbe hot on something• Once again Biddy / Beth flees, but both the Toddler and McGarr are hot on her trail.• The flies buzz and the sun is hot on my spine.• Young Laura is hot on the heels of her brothers.• It was hot on the top and cold in the middle.• But they were hot on the trail of a loathsome whine as the party in another mess pined for better days.

单词	be hot on something
释义	be hot on something From Longman Dictionary of Contemporary Englishbe hot on somethingbe hot on somethinginformal a) KNOW somethingto know a lot about something He’s pretty hot on aircraft. b) STRICT British English to be very strict about something SYN tight The company is very hot on security. → hotExamples from the Corpusbe hot on something• Once again Biddy / Beth flees, but both the Toddler and McGarr are hot on her trail.• The flies buzz and the sun is hot on my spine.• Young Laura is hot on the heels of her brothers.• It was hot on the top and cold in the middle.• But they were hot on the trail of a loathsome whine as the party in another mess pined for better days.
随便看	the Saami the Sabbath the sack the sack of the sack of something the Sacrament the sad fact is the sad fact is (that) the sad fact is that the Sahara Desert the sailing etc bug the sales the sales concept the salt of the earth the Salvation Army the same the same the same (as) the same again the same as the same different path the same etc terms the same old excuse etc the same old story etc the same old story/excuse etc