| 单词 | sill |
| 释义 | silln. 基石, 槛, 窗台, 岩床, 海底山脊, 梁 sill sill AHD: [s¹l] D.J. [s!l]K.K. [s!l]n.（名词）1. The horizontal member that bears the upright portion of a frame, especially the horizontal member that forms the base of a window.底框梁：框架中支撑垂直部份的水平部件，尤指构成窗台底基的水平部件2. Geology An approximately horizontal sheet of igneous rock intruded between older rock beds.【地质学】 岩床：插入两块老岩层之间的近乎水平的火成岩岩层语源:1. Middle English sille 中古英语 sille 2. from Old English syll [threshold] 源自 古英语 syll [门槛] Sill Sill AHD: [s¹l] ，Mount。D.J. [s!l]，Mount。K.K. [s!l]，Mount。NONE（无词性）A peak, 4,316.7 m (14,153 ft) high, in the Sierra Nevada of east-central California.西尔山：美国加利福尼亚州中东部一山峰，位于内华达山脉，海拔4,316.7米（14,153英尺） |
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