aggregate model集结: mass; concentrate; build up模型: model; pattern经济集结模型: aggregate model of the economy; economy aggregate model聚结模型: coalescence model扭结模型: kink model下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:集结模型，即可在微信中查询翻译
