withone

来源：学生作业学帮网编辑：学帮网时间：2024/05/16 10:02:37

back and forth withone

backandforthwithone也可以理解成,跟一个人反反复复的.（交往,分手,交往,分手.）backandforthwithone上下（来回）摆动反复震荡