pre-completion transaction楼: a storied building花: flower; blossom; bloom交易: business; deal; trade; trans ...棉花交易所: cotton exchange纽约棉花交易所: new york cotton exchange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:楼花交易,即可在微信中查询翻译