英语词组train on/upon是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	train on/upon
释义	phrasetrain on/upon ! Train upon is more formal than train on and is mostly used in writing. train sth on/upon sb/sth to aim a gun, camera etc at someone or something and keep it pointing at them: All the TV cameras and microphones were trained on him, but Mellor refused to comment. The man stood beside the sofa, the black revolver trained on her.
随便看	give their lives give their love to give their minds to give their mind to give their names to give their name to give their notice give their right arm give their tuppence give their tuppence worth give their two cents give the itch for give the itch for it give the itch for something give the itch to give the itch to do it give the itch to do something give the jitters give the kiss of life give the length of tongue give the lie to give the lie to something give the lie to (something) give the lie to, to give the lowdown

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