单词	derring-do
释义	derring-doder‧ring-do /ˌderɪŋ ˈduː/ noun Word Origin WORD ORIGINderring-do Origin: 1500-1600 dorring don ‘daring to do’ (14-15 centuries) deeds/acts etc of derring-do very brave actions like the ones that happen in adventure stories – used humorously
随便看	main-line mainly mainmast main road mainsail mainspring mainstay mainstream mainstreaming Main Street maintain maintenance maisonette maitre d' maize Maj. majestic majestically majesty major Majorca majordomo majorette major general majority

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