使煮得嫩,不盡全力做不盡全力做
Underdo \Un`der*do"\, v. i. To do less than is requisite or proper; -- opposed to overdo. --Grew. Underdo \Un`der*do"\, v. t. To do less thoroughly than is requisite; specifically, to cook insufficiently; as, to underdo the meat; -- opposed to {overdo}.