| 21. | sexual feelings, activity, desire |
| 性吸引的感受, 性活动, 性欲
|
| 22. | sexual differences, characteristics, etc |
| 性的区别, 特征等
|
| 23. | sexual reproduction in plants |
| 植物的有性生殖
|
| 24. | sexual abuse |
| 性虐待
|
| 25. | a sexual act |
| 性行为
|
| 26. | a lusty [ sexual ] appetite |
| 性欲
|
| 27. | sexual attraction |
| 性诱惑
|
| 28. | sexual excesses |
| 性放纵
|
| 29. | regard free love as retrogression towards the rude sexual habits of savage peoples |
| 把未经合法结婚的自由同居视为向野蛮民族的粗鲁性行为的倒退
|
| 30. | have sexual relations with |
| 与…有两性关系
|