heavy air
英 美
The smell of the vinegar used to cool his mother's brow floated in the heavy air.
滞重的空气里飘浮着醋味,那是给母亲的额头做冷敷用的。
It just happens to be that the ash from this volcano is going over a very populated area with a lot of heavy air travel.
但是碰巧这个火山喷发的灰尘正在经过一片空运繁忙的区域。
Here refugees stream through the wartime capital of Chongqing after a heavy air-raid Nationalist government at Nanjing in 1940.
一大批难民在1940年的南京大空难后来到了重庆。