chuff
verb [ I ] uk/tʃʌf/ us/tʃʌf/
噗噗喘着粗气;（蒸汽火车）轰隆隆地响
to make a sound like the sound of someone blowing out air quickly and forcefully, or like the sound a steam engine makes
A train chuffs in the valley, and the sound rises up to us. 一列火车在山谷里轰隆隆地驶过，声音朝着我们过来了。
A replica paddle-steamer now chuffs along the river carrying tourists. 一艘仿制的明轮船载着游客沿着河流轰隆隆地开过。
The bison reared, chuffing and stamping. 野牛用后退直立起来，喘着粗气，跺着蹄子。
- More examples
- The battered old cars and trucks chuffed and spluttered.
- We were coming to an intersection, turning right, chuffing to a stop.
- The tiger chuffs excitedly, puffing out air in a tiger greeting.
- The sound effects include barking, gunshot pings, howls, whistles, and chuffing motor sounds.