pep
pep(informal)(非正式)noun- [mass noun]energy and high spirits; liveliness
精力,劲头,活力
he was an enthusiastic player, full of pep and fight.
他是一个热心的运动员,精力充沛,斗志顽强。
(pepped, pepping)- [with obj.](pep someone/thing up)add liveliness or vigour to someone or something
使(人,物)充满活力,使精力充沛;激励
measures to pep up the economy.
振兴经济的措施。
语源- early 20th cent.: abbreviation of pepper
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