手淫的英文：
masturbation

It's a bad habit for a boy to toss off.
对一个男孩来说，手淫是个坏习惯。

Self-satisfaction of sexual desire, as by masturbation.
自体性行为性欲的自我满足，如手淫。

You should let the boys understand that it's a bad habit to jerk(themselves)off
你应该让那些男孩子明白，行手淫是个坏习惯。

To perform an act of masturbation.
手淫进行手淫行为

To practice masturbation upon.
对…进行手淫

The sperm sample is produced by masturbation.
精子样本通过手淫获取。

Both married and single people masturbate.
无论是单身还是已婚的人士都会手淫。

What had been an aberration，masturbation became a constitutive part of the human condition
原先被认为反常的手淫，现在是构成人类状况的基本因素。

What had been an aberration, masturbation became a constitutive part of the human condition.
原先被认为反常的手淫，现在是构成人类状况的基本因素。

He used to masturbate after each wrestling match with his college buddies.
在大学里他常常在一场摔跤比赛后就手淫。

The sperm sample is produced by masturbation.
精子样本通过手淫获取。

Both married and single people masturbate.
无论是单身还是已婚的人士都会手淫。

What had been an aberration，masturbation became a constitutive part of the human condition
原先被认为反常的手淫，现在是构成人类状况的基本因素。

What had been an aberration, masturbation became a constitutive part of the human condition.
原先被认为反常的手淫，现在是构成人类状况的基本因素。

He used to masturbate after each wrestling match with his college buddies.
在大学里他常常在一场摔跤比赛后就手淫。