The next two , to come into effect jan. 1 , 2013 , are bans on castrating pigs and confining pregnant sows in stalls .
接下来两个会在2013年1月1号生效的是禁止阉割猪和限制猪圈中怀孕母猪。
One hardliner said his opponents were " castrating conservative ideas " .
一位死硬派甚至声称他的党内对手“使保守思想丧生了力量”。
So castrating the male hippos is essential .
所以给雄性河马做阉割手术是必不可少的。
Later , in 243 bce asoka issued another edict banning the slaughter , branding , castrating of domestic animals on certain days of each month .
稍后在公元前243年,阿育王颁布另一项法令,禁止在每月的特定日子屠宰、打烙和阉割禽畜。
In previous centuries , both europe and asia had a custom of castrating some young boys , although for different reasons : in europe the boys were castrated in order to train them as opera stars ( so-called castrati ) , i.e. male singers with very high and very strong voices .