N a breathing defect of horses characterized by a high-pitched sound with each intake of air (马的)喘鸣症 [vet science] → compare roaring
He set off jauntily, whistling to himself.
他吹着口哨神气活现地出发了。
He was whistling softly to himself.
他自娱自乐地轻声吹着口哨。
The wind was whistling through the building.
风呼啸着穿过那座大楼。
When his mother listened to his chest she could hear that squeaky whistling sound known as wheezing.
VOA: special.2009.07.28
After he left the meeting, Paul ran down the hill from the school whistling.
VOA: special.2009.04.04
They may also make a whistling or squeaky sound, called wheezing, when they breathe.
VOA: special.2009.07.28
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