1.key feature 关键特征

例句:In addition to an in-depth assessment of trafficking trends, a key feature is a series of technical cooperation projects.
除深入评估贩运趋势之外，主要特征之一是在某些选定的国家开展一系列技术合作项目u@hx&r3glJ7pt.]3.=s。

2.enough to 足够

例句:That was enough to give Mansell an unassailable lead.
那足以让曼塞尔获得别人无法撼动的领先地位Wj0+d%|2jX*NF51sw4I。

3.leave behind 留下;忘带

例句:I really didn't have much to leave behind.
我真的没有太多东西需要留下来NO;|O),O%rFHKPAXz。

4.aim at 瞄准

例句:Corresponding security countermeasures were proposed aim at this result.
并针对这一结果，提出相应的安全对策措施YSaMlQRm,5qGW+。