1.call for 需要；要求

例句:Other factors also call for care by regulators.
还有其它一些因素需要监管部门的关注。

2.economic growth 经济增长

例句:Trade liberalization is the engine of economic growth.
贸易自由化是经济增长的发动机。

3.contribute to 捐献；促成

例句:Banks contribute to the real economy in other ways.
银行为实体经济做贡献是通过其他途径。

4.keep up with 跟上;齐肩并进

例句:Even well-established companies can scarcely keep up with demand.
即便是知名企业，也很难跟上此种需求。