Buying shares in blue-chip companies is always a sound investment.购买蓝筹股票总是稳健的投资。He jobs in blue chips.他是蓝筹股经纪人。Blue chip issues were sharply higher, but the rest of the market actually declined slightly by the end of the day.蓝筹股一路飙升，但股市其他股票却在当天收盘时稍有走低。