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。
