英语词组Johnny-on-the-spot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	Johnny-on-the-spot
释义	Johnny-on-the-spotadj. phr.At the right place when needed; present and ready to help; very prompt; on time. 随时待命的；可随时应召出力的；非常及时的；准时的。◆ A good waterboy is always Johnny-on-the-spot.一个好的送水人总是随时待命的。
随便看	do one's thing or do one's own thing do one's worst do-or-die do over dope out dope up do sb.'s heart good dose of one's own medicine dose of one's own medicine or taste of one's own medicine do someone a good turn do someone dirt do someone good do someone good do someone good or do sb.'s heart good do someone out of something do tell dote on dote on or dote upon dote upon do the honors do the trick do things by halves do to death dot the i's and cross the t's double back

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