【正确答案】Sue and labor expenses are the expenses arising from measures properly taken by the insured or his agent or the employee for minimizing or avoiding losses caused by the risks covered in the insurance policy. The insurer is held responsible to compensate for such expenses.While salvages are expenses resulting from measures properly taken by a third party other than the insured, or the employee. According to the relative laws, the insurer shall pay to the salvor. But there is a principle, i.e., "no cure-no pay".