to-ing and fro-ing

常见例句

noun [ U ]

• Inevitably, when both parents have custody of the child, there's a lot of to-ing and fro-ing between them for the child concerned. 当父母双方都对孩子有监护权时，孩子不可避免地要在父母之间不断地来回奔波。
• The legal to-ings and fro-ings could delay the start of the trial. 繁琐的法律程序可能会使开审的时间推迟。
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