英语语法分析

The problem, Schweitzer says, is the actual trades were not profitable.

施韦策表示，问题在于，实际交易是无利可图的。

Such was the case, Schweitzer says, in the early 1990s when Sears imposed a sales quota on its auto repair staff.

施韦策表示，上世纪90年代初，西尔斯对其汽车维修人员实施销售配额时，情况就是如此。

Schweitzer concedes his research runs counter to a very large body of literature that extols the many benefits of goal-setting.

施韦策承认，他的研究与大量颂扬设定目标的诸多好处的文献相悖。