nipping词根词缀

For the first three months for2011, its volume is up39%, despite a lineup of only four models, and it is nipping at the heels of slumping Lexus.

尽管只有四款车型，2011年第一季度，Verano的销量已经增加了39%，开始撵上一蹶不振的雷克萨斯（Lexus）。

More Asian institutions are nipping at the heels of the best in the West, increasingly occupying world top 50 places and showing no signs of letting up, he said.

更多的亚洲大学正在紧追西方一流大学的脚步，越来越多地跃居世界前50名，而且丝毫没有懈怠的迹象，他说。

Economists explain the friction as part of a world economy pecking order: China is nipping at the heels of the US, India at the heels of China.

经济学家解释说，摩擦是世界经济啄序的体现：中国紧随美国之后，印度则跟在中国之后。