I've got a hot tip for you (= I can tell you about a particular likely winner of a race or competition, or give you a valuable piece of information). 我能告诉你最新内幕消息。 Freezing the butter was a useful tip. He gave me some tips about the best way to catch trout. Have you got any tips for a new journalist? Let me give you a tip: she likes flattery. More @Wikipedia
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