purr
[pə:]
n.
咕噜咕噜的响声;
（猫发出的）咕噜声;
（机器等）颤动声;
咕噜咕噜地叫;
vi.
猫发咕噜声;
发出喉音;
vt.
发出喉音;
满意地说;
例句:
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The purr of a waterfall rose and sank with the wind.
来自E. Birney
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The tiny kitten approached the enormous bear and let out a purr and a mew.
那猫却走近体大腰圆的灰熊,冲它“喵呜“,“喵呜“地叫着.
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Carmela heard the purr of a motor-cycle coming up the drive.
卡梅拉听到摩托车隆隆地开上了车道。
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Cats miaow when they are unhappy, purr when they are happy.
猫不高兴时会喵喵叫，高兴时会发出呜呜声。
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Joy gave a little purr of satisfaction.
来自M. Binchy
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No less pleased than...cats...when they purr over a new-found sprig of valerian.
来自C. Lamb