Sill

[sɪl]

解释:

(noun.) structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure.

(noun.) (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock.

布伦达编辑--From WordNet

解释:

(n.) The basis or foundation of a thing; especially, a horizontal piece, as a timber, which forms the lower member of a frame, or supports a structure; as, the sills of a house, of a bridge, of a loom, and the like.

(n.) The timber or stone at the foot of a door; the threshold.

(n.) The timber or stone on which a window frame stands; or, the lowest piece in a window frame.

(n.) The floor of a gallery or passage in a mine.

(n.) A piece of timber across the bottom of a canal lock for the gates to shut against.

(n.) The shaft or thill of a carriage.

(n.) A young herring.

手打:洛伊斯

同义词及近义词：

n. [1]. Lower piece of a frame (as of a door or a window).[2]. Ground-sill, ground-plate.

编辑:朱利叶斯

解释:

n. the timber or stone at the foot of a door or window: the lowest piece in a window-frame: (fort.) the inner edge of the bottom of an embrasure: the floor of a mine-passage also a miner's term for bed or stratum.

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