異重流沉積bed: n. 1.床，床鋪；床位，鋪；(動物的)窩；〔比喻〕安樂 ...beds: 密蠟蠟alternating beds: 互層alternation of beds: 交互層; 料層交替; 巖層交互變化antidecubitus beds: 防褥瘡床下載手機詞典可隨時隨地查詞查翻譯
