moving from one place to another and back again; "he traveled back and forth between Los Angeles and New York"; "the treetops whipped to and fro in a frightening manner"; "the old man just sat on the porch and rocked back and forth all day" Từ đồng nghĩa: backward and forward, to and fro, backward and forward, to and fro,
moving from one place to another and back again; "he traveled back and forth between Los Angeles and New York"; "the treetops whipped to and fro in a frightening manner"; "the old man just sat on the porch and rocked back and forth all day" Từ đồng nghĩa: backward and forward, to and fro, backward and forward, to and fro,