床: i 名1.(供人睡觉的家具) bed; couch 短语和例子单[双]人床 single [double] bed; 吊床 suspended bed; hammock; 帆布[折叠] 床 camp [folding] bed; 小孩床 child's cot; baby's crib;卧病在床take to one's bed; be laid up in bed; 上床
Another problem with demineralizers is that small resin particles are often dislodged from the bed and enter the water stream . 用脱矿质器的另一个问题是,小的树脂粒常常逸出树脂床而进入水流。