所有的狗必须被牵着的英文怎么说````急``

All dogs must be on the lead.

＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
lead:(牵狗等用的）绳索、皮带等。
例句：
Dogs are not allowed off the lead in public places.在公共场所不准解开牵狗皮带。

“所有的狗必须被牵着”也可翻译成：All dogs are not allowed off the lead.

All dogs must be on leash.
leash 牵狗用的皮带

All dogs must be on leash.

All dogs must be walked