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首頁英語詞典sillsill英英釋意

sill

英 [s?l] 美[s?l]
  • n. 窗臺；基石；門檻；[海洋] 海底山脊
  • n. (Sill)人名；(英、德)西爾

英英釋意

1. structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure
2. (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock