billow /ˈbɪləʊ/ star1 CET6+ TEM8 (billowing,billowed,billows)

• 1.  

  V-I（不及物动词） When something made of cloth billows, it swells out and moves slowly in the wind. 在风中鼓胀着飘动

  例：

  The curtains billowed in the breeze.

  窗帘在微风中鼓胀着飘动。

• 2.  

  V-I（不及物动词） When smoke or cloud billows, it moves slowly upward or across the sky. (烟、云等) 升腾

  例：

  ...thick plumes of smoke billowing from factory chimneys.

  …从工厂烟囱里冒出来的滚滚浓烟。

• 3.  

  N-COUNT（可数名词） A billow of smoke or dust is a large mass of it rising slowly into the air. 缓缓升起的大团 (烟、灰尘)

  例：

  ...smoke stacks belching billows of almost solid black smoke.

  …喷吐着滚滚黑色浓烟的大烟囱。