英语翻译1.这个价格是我们的最低报价2.不知你们购买的刷子是什么质量的,现在刷子（90%）的价格不可能这么低,不知能否寄

1。This is our best price。This is the best price we can provide。This is our rock-bottom price。This is the rock-bottom price we can provide。(商务会话中,rock－bottom作最低价讲比较专业,用best比较常见)2。For we don't know the quality of brushes you've bought and the recent price(for 90% brushes) can't be so slow,we'd like to get a sample from you。