A field of burning grass is billowing thick black clouds of smoke into the sky.一片燃烧着的草冒出的滚滚黑烟直冲云霄....thick plumes of smoke billowing from factory chimneys...工厂烟囱冒出的滚滚浓烟The national flag is billowing in the breeze.国旗在微风中飘...
The national flag is billowing in the breeze.国旗在微风中飘扬.On the vast fields, one sees nothing but the wheat billowing in the wind.在辽阔的原野上, 但见麦浪随风起伏.A field of burning grass is billowing thick black clouds of smoke into the ...