Spark 的速度的确 很慢；慢的程度不止是“我希望能快一点点”，而是“吃了一顿长时间的午餐还希望它能快点结束”的程度。

Indeed, Spark is slow; not I-wish-it-were-a-second-faster slow, but take-a-long-lunch-and-hope-it-finishes slow.

youdao

然而真正的问题不止是债务，而是生产力问题。

The real problem behind the debt, however, is productivity.

youdao

然而真正的问题不止是债务，而是生产力问题。

The real problem behind the debt, however, is productivity.

youdao