rough and tumble idiom
孩子间的小打斗
fighting between children that is not serious
It was just a bit of rough and tumble. 那只不过是孩子间的小打小闹。
激烈的竞争;混战
a busy activity that people do in a very forceful way
She enjoys the rough and tumble of politics. 她喜欢复杂的政治斗争。