单词gunky
Yesterday, however, the air looked more gunky than Gobi.
不过，昨天的空气看起来比在戈壁的还污浊。
There"s a huge, gunky brown cloud that lingers over south Asia and the Indian Ocean each winter.
每年冬天有一个巨大乌黑的云团持续徘徊在南亚和印度洋。