If allowed to proceed unchecked, the problem will undoubtedly exacerbate global warming and threaten life as we know it today. 如果任其自由发展,这一问题无疑会加剧全球升温,并且正如今天我们所知道的那样危及生命。 收藏
The straight-chain alkanes exacerbate the problem of engine "knock" 直链烷烃使机器的“爆震”问题更加严重。收藏
动词解释: