\u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
原级：darken
现在分词：darkening
过去分词：darkened
过去式：darkened
1. darkens
1. When the sky darkens, the lights dim and the clamor mounts.
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2. Thunder and lightening appear as the stage darkens and applause erupts in the big hall.
3. The set is speared by a brilliant full moon as it darkens at the end of each act.
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4. Your mood darkens somewhat today, though that isn't always a bad thing.
5. The picture also darkens in consideration of those broadly classified as likely to be " dependent, " that is under the age of 15 and above 65.