Aluminium and other metals are normally badly corroded by alkalis.铝和其他金属通常会被碱严重腐蚀.Acids neutralize alkalis and vice versa.酸能使碱中和,碱亦能使酸中和.Weak alkalis ionize partly ( ionize ) in water to give hydroxide ion.弱碱 在水中部份电离,放出氢...
制冰机的声音淹没了音乐.The noise from the ice machine drowned out the music.电梯附近有个 自助 的制冰机.There is a self - service ice dispenser near the elevator.硅作出聚丙烯制冰机盖.Silicon made ice maker with PP cover....