Many department stores have both elevators and escalators.许多百货公司既有电梯又有自动扶梯.The new store has escalators to carry customers from one floor to another.这家新商店有自动扶梯将顾客从一层楼面运送到另一层楼面.Shuanglong's stair - arm belt will brin...
Granite as raw material, PSA is made in a series of aggregate reactions of chemical fusibility.选用花岗闪长岩为原料, 通过一系列的化学熔融聚合反应制成新型絮凝剂———聚硅酸铁铝盐絮凝剂.Newcastle went out of the competition, losing 2-1 on aggregate.纽卡斯尔队以1比2的总比分被淘汰...
It's rare, it's nasty, and it usually hits Hispanics.它很少见, 很难治, 而且通常出现在西班牙裔人中.The economic depression hits shipbuilding industry badly.经济萧条使造船业蒙受严重损失。All of the recent Rodgers and Hammerstein productions have b...