jumping seed 滚动豆
- The large black bird started jumping up and down, its wings throwing bird seed in every direction.
那只大黑鸟开始跳上跳下的,它的翅膀扇得鸟食到处都是。
jumping seed[ noun ]
seed of Mexican shrubs of the genus Sebastiana containing the larva of a moth whose movements cause the bean to jerk or tumble
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