如果可以,请自己洗,让妈妈休息一会.翻译成英文,

Do the washing yourself if you can and leave your mother a moment to rest.

please wash it by yourself if you can do it and let your mum have a rest。

if you can do it,please wash by yourself.let mum have a rest.

If you can, please wash it by yourself and let mum take a break (rest).