< 今日长难句 >
As the world scrambles to contain the spread of COVID-19, many economic activities have ground to a halt, leading to marked reductions in air pollution.
And with the skies clearing, researchers are getting an unprecedented chance to help answer one of climate science’s thorniest open questions: the impact of atmospheric aerosols.
< *备词汇 >
*一句
第二句
< 句子结构 >
*一句
第二句
< 本句译文 >
*一句译文：全球在极力控制冠状病毒传的播期，从而各项经济活动陷于停滞，空气污染也明显地随之减少。
第二句译文：天空清澈起来，研究者们也得到了前**有的机会，来回答令气象科学家们感到最为棘手的普遍问题：大气气溶胶所造成的影响。
(内容来源于网络，由海文考研收集整理，侵权必删！)