I have never had sexual intercourse with her and that is the truth.
我从未与她发生过性关系，而这是事实。
《柯林斯英汉双解大词典》
2
By means of this commercial intercourse Italy necessarily acquired those branches of knowledge and those arts and manufactures which Greece had preserved from the civilisation of ancient times.
意大利通过这些商业贸易往来必然吸收了不同支脉的文化、艺术以及因古代希腊文明所保留的生产工艺。
3
After the incident last described, the intercourse between the clergyman and the physician, though externally the same, was really of another character than it had previously been.