intercourse

n.

交流，交往，交际；[生]交合；

复数：intercourses

sexual intercourse性交

social intercourse社交礼仪

commercial intercourse贸易往来；商业关系

1. There was close intercourse between them.
   他们过往很密。
2. English is more widespread and more used in international intercourse than German.
   英语在国际交往中比德语使用得更为广泛。
3. The whole intercourse was wordless, intense and close.
   整个交流都是在默默无声中进行的，强烈而又亲密。
4. The magazine becomes a cultural medium of intercourse between the two peoples.
   该杂志成为两民族间文化交流的媒介。
5. The judge asked if she had consented to intercourse.
   法官问她是否同意了性交。

Pregnancy and the timing of intercourse
The association of urinary tract infection with sexual intercourse
Family functioning and early onset of sexual intercourse in Latino adolescents.
Preexposure prophylaxis and timed intercourse for HIV-discordant couples willing to conceive a child
Epidemiology of Urinary Tract Infection: I. Diaphragm Use and Sexual Intercourse
HIV transmission risk through anal intercourse: systematic review, meta-analysis and implications for HIV prevention
Sex in Australia: first experiences of vaginal intercourse and oral sex among a representative sample of adults.
Timing of sexual intercourse in relation to ovulation. Effects on the probability of conception, survival of the pregnancy, and sex ...
Many Teenagers Who Say They Have Taken a Virginity Pledge Retract That Statement After Having Intercourse
Influences on adolescents' decision to postpone onset of sexual intercourse: a survival analysis of virginity among youths aged 13 t...