小测验：选择正确的单词
whirr [hwə:]
基本释义
英英解释
- sound of something in rapid motion
[同]
birr, whir, whirr, whirring
[例]
- whir of a bird's wings
- the whir of the propellers
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- make a soft swishing sound
[同]
birr, purr, whir, whirr, whiz, whizz
[例]
- the motor whirred
- the car engine purred
- make a vibrant sound, as of some birds
[同]
whirr, churr
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，可以收听真人发音