The people who played the puzzle game did not improve their ability to find things faster.

玩拼图游戏的人并没有能提高他们更快找到东西的能力。

youdao

Another group of helpless children who were simply rewarded for their success on easier problems did not improve their ability to solve hard math problems.

另一组无助的孩子仅仅因为解决了简单的问题就得到了奖励，这样并没有提高他们解决数学难题的能力。

youdao

Her health did not improve.

她的健康没有改善。

youdao

President Pierce agreed. Relations between the Mormons and the government did not improve in the next three years.

VOA: special.2009.06.04

She soon decided that living in a small town did not improve one's mind.

VOA: special.2010.01.17

The other did not. The men who ate the fruit began to improve within seven days.

VOA: special.2009.04.21

America and Britain wanted this to come into force automatically if Iraq's behaviour did not improve.

ECONOMIST: Iraq

The Conference Board's confidence index did not improve markedly until the first quarter of 1997.

FORBES: Stocks Conned By Confidence

The colon cancer Vectibix did not improve survival in head-and-neck cancer, maker Amgen announced this morning.

FORBES: Amgen's Vectibix Fails In Head-And-Neck Cancer