Describes a situation where one person's initiative or proposal is met with widespread support and many others readily join in or echo it; to receive general approval or endorsement.
小明提出了一个新颖的活动方案，大家听了都觉得很有趣，很快就一倡百和地响应起来。
Xiao Ming proposed a novel activity plan, and everyone found it interesting, quickly joining in with general approval.
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