单词	head of steam
释义	head of steam noun phrase : strong driving force : momentum frequent rallies helped the movement develop a head of steam Word History First Known Use 1838, in the meaning defined above
随便看	Betterton betties betting betting (on) betting machine betting on betting shop bettings bettong bettonga Bettongia bettongiae bettongias bettongs bettor bettors Betts' process Betty Betty lamp Betulaceae betulaceaes betulaceous betulae betulas betulin

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