1.a time of ...时期
例句:It was a time of agitation and revolt.
这是一个动荡不安,反抗四起的时期。
2.a combination of ...的结合;二者合一
例句:The family's reaction was always a combination of shock and joy.
那全家人的反应总是惊喜交集。
3.have nothing to do with 与...无关
例句:You had better have nothing to do with him.
你最好不要跟他交往。
4.associated with 与...有关;与...有联系
例句:He is associated with his sons in business.
他和他的儿子们合伙做生意。