[] () the 30 companies whose share prices make up the Dow Jones Industrial Average; the Dow Jones Industrial Average 构成道琼斯工业平均指数的 30 家公司；道琼斯工业平均指数◆The Dow Jones industrials fell to their lowest level in 5 months. 道琼斯工业平均指数跌到了 5 个月来的最低点。◆The Dow Jones industrials climbed above the 9 000 level. 道琼斯工业平均指数攀升到了 9 000 点以上。