One of the payoffs was an increase in productivity.

结果之一是生产率提高。

In working skeletal muscle under anaerobic conditions, glyceraldehyde 3-phosphate is converted to pyruvate (the payoff phase of glycolysis), and the pyruvate is reduced to lactate .

骨骼肌在厌氧条件下工作，3-磷甘油醛转变成丙(获阶段)，丙又转变成乳。