whistle
UK/'hwisl/US
IELTSGREB1
Definitions
v.
To make a shrill, high-pitched sound by forcing air through the lips or a device; to move with such a sound.
吹口哨；发出尖啸声
n.
A device that produces a shrill sound when air is blown through it; the act or sound of whistling.
口哨，哨子；哨声，汽笛声
Root Breakdown
Native Englishwhistleother
=whistle
Example Sentences
- 1.
The referee raised the whistle to call the foul immediately.
- 2.
She blew a loud whistle through the empty corridors at midnight.
- 3.
Dogs can hear ultrasonic whistles that are inaudible to humans.