impetus 六级考研雅思托福GREGMAT专八

The treaty will give an impetus to trade between the two countries.

这条约将促两国间贸易。

This is the primary impetus behind the economic recovery.

这是促使经济复苏主要。

The treaty gave a fresh impetus to trade.

这条约使贸易又推了一步。

The current development of simulated, moving bed and fixed-bed modeling have given a new impetus to molasses desugarization by ion exclusion.

模拟流床及固定床改为离子排斥法提糖注入了活。