Since the 1950s, the amount of water people use has increased by three times.

自20世纪50年代以来，人类用水量增加了三倍。

youdao

It has increased by three times as compared with that of.......

同……相比，增长了3倍。

youdao

Compared with last year, our coal output has increased by three times.

与去年相比，我们的煤产量增长了三倍。

youdao

The firm lost a small amount of money on the average Groupon user, but more than made up for it from the increased rate of purchase, the study found, which was more than three times higher, by full price-paying customers from the increased exposure.

FORBES: No Givesies Backsies and Other Tips for the Deal-a-Day Market

In the past, says Drewry Shipping Consultants, the container trade has increased by between two-and-a-half and three times the rate of GDP growth.

ECONOMIST: On a roll

Lenovo's PC shipments across the region increased dramatically by 46.5 percent in the quarter, more than three-times faster than the industry growth rate in this region of 14.7 percent year-over-year.

ENGADGET: Lenovo nearly doubles net profits in Q1 earnings report, not so certain about 'mainstream' Ultrabooks by end of year