34.in/to the order of sth近似于;大约
Wind speeds at the airport were in the order of 160 kilometres per hour.机场的风速大约为每小时160公里。
They borrowed something in the order of £10 million.他们大约借了1,000万英镑。
At other times the discrepancy was of the order of 20%.在其他情况下, 偏差约为20%。