froBrE/frəʊ/NAmE/froʊ/adverb●ˌtoandˈfrobackwardsandforwards往返地;来回地◆Sherockedthebabytoandfro. 她来回摇动着婴儿。Rhyming pairs in idiomsdoom and gloom,fair and square,high and dry,huff and puff,name and shame,slice and dice,thrills and spills,wear and tear,wheel and deal,wine and dineHELPForthespecialusesoftoinphrasalverbs, lookattheentriesfortheverbs. Forexamplesettoisinthephrasalverbsectionatset. * to 在短语动词中的特殊用法见有关动词词条。如 set to 在词条 set 的短语动词部分。