fro

adverb
🔊/frəʊ/
🔊/frəʊ/
Idioms
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    Word OriginMiddle English: from Old Norse frá (see from).
Idioms
to and fro
  1. backwards and forwards往返地;来回地
    • She rocked the baby to and fro.她来回摇动着婴儿。🔊🔊
    For the special uses of to in phrasal verbs, look at the entries for the verbs. For example set to is in the phrasal verb section at set.