sill
英[sɪl]
美[sɪl]
- n. 窗台；基石；门槛；[海洋] 海底山脊
- n. (Sill)人名；(英、德)西尔
英英释意
- 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