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- Centerline Vertical Keel 中线垂直龙骨
- a horizontal beam (or plate) connected to the top of a ship's vertical keel or to the keelson. 连接船只的直立龙骨的顶部和内龙骨的平板。
- The workers are laying a keel of the ship. 工人正在给那艘船安龙骨。
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- The keel of the boat was made of steel. 这船的龙骨是钢制的。
- A vertical or nearly vertical line or plane. 垂直线，垂直面垂直或近似垂直的线或平面
- At right angles to a vertical line. 横的与垂直线成90度角的
- Either vertical edge of a square sail. 垂直帆缘横帆的任何一个垂直帆缘
- center vertical keel 船底中纵桁材
- A tall vertical spar, sometimes sectioned, that rises from the keel or deck of a sailing vessel to support the sails and running rigging. 船桅，桅杆一条高的(有时为分段的)垂直樯，从帆船的龙骨或甲板直立起来以支持帆和操纵装置
- One of the vertical supports of a handrail on a staircase. 楼梯栏杆小柱楼梯扶手的垂直支撑之一
- A vertical section of fabric; a gore. 编织品的垂直部分; 三角形布
- She does almost everything on an even keel. 她做起事来几乎都是四平八稳。
- The workers are laying down a keel. 工人们正安龙骨。
- height of vertical keel 竖龙骨高
- Those who are in keel will be safe. 在船舱里的人会很安全。
- The northern face of the mountain is almost vertical. 这座山向北的一面几乎是垂直的。
- Why, he'd keel over just with two draws. 嘿，让他抽上一两口他就会一头昏倒。
- The keel of the ship has been laid. 船的龙骨已经安好了。
- A wide vertical band in the center of an escutcheon. 垂直宽条在一个饰有纹章的盾的中心部分的一条较广的垂直嵌条
