Р-55

HE РАЗГОНИШЬСЯ coll VP neg pfv fut, gener. 2nd pers sing only) (used in refer, to the impossiblity of undertaking or implementing sth. under the existing circumstances, with the available funds etc) only very little can be done

you can't do much

there isn't much you can do you can't get anywhere (very far).

Ей приходится экономить, на ее зарплату не разгонишься. She has to cut corners because you can't get very far on her salary.