恢复

recover; restore; resume; return; regain; reinstate; rejuvenate; recoup; reestablish; convalesce; bounce back; renew; rehabilitate; return to; recuperate; turn the corner; pull through; get back on feet; get over something; get back to normal; pick up the pieces; recovery; restoration; reinstatement; resumption; rehabilitation

机能

function; capability; faculty; mechanism; performance; operation