It made commerce and travel possible , allowing intercourse between separate ethnic and religious groups .
这种安宁有助于商业和旅行活动以及不同种族和宗教之间的交流。
He did not allow the difference between our ages to be any bar to my free intellectual and sentimental intercourse with him .
他不愿意叫我们之间的年岁上的差异阻碍我智力和感情与他自由交流。
Psychologists and social scientists have spent many years studying every detail of social intercourse between men and women .
心理学家和社会学家们已经花费多年的时间用以研究男女之间社会交往的各个方面。
The size of its population coupled with its secure frontiers and relative abundance of resources , allows it to develop with minimal intercourse with the rest of the world , if it chooses .
In fact , far from failing , the overall lowering of " barriers to intercourse " over the past 25 years has delivered wealth and freedom on a dramatic scale .