warbles
n.
鸟啭,颤声( warble的名词复数 );
v.
鸟鸣,用柔和的颤声唱( warble的第三人称单数 );
例句:
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If a warmly warbling warbler warbles to another warmly warbler, which warmly warbler warbles warmest?
如果一只热情的鸣鸟对另一只热情的鸣鸟鸣啭, 哪只热情鸣鸟鸣啭得最热情?
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Chirps, warbles and beeps resembled the tone of an old dial-up modem; my warped city mind adapted slowly.
来自WSJ