73天背完大学英语四级词汇:第30天_73天背完英... ... The children flocked round their mother. 孩子们聚集在他们母亲的周围。 in flocks 成群的 His business is flourishing. 他生意兴隆。 ...
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?成群结队
成群结队 gathering in crowds and groups; band together; in flocks; in crowds; in throngs; in packs and bands; in large groups; trooping along 伪群结构 pseudo-group structure .