您要查找的是不是：
- bottom vertical brace 下竖撑,底竖撑
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- They sent the enemy ship to the bottom of the sea. 他们把敌舰击沉。
- The child was sitting on the bottom stair. 那孩子正坐在楼梯最下面的一级上。
- I intend to get to the bottom of it. 这件事我打算寻根究底。
- He was always bottom of the class in maths. 他的数学成绩在班上总是垫底。
- The dregs have settled at the bottom of the bottle. 渣滓都沉到瓶底了。
- I fell right to the bottom of the stairs. 我从楼梯上一直摔到楼梯下面。
- The police found a body at the bottom of the lake. 警方在湖底发现了一具尸体。
- His bottom waggle in a funny way when he walk. 他走路时臀部扭来扭去，很可笑。
- vertical brace 线担撑脚
- The bottom of the boat was rusty. 船底生锈了。
- 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
- There is a pair of scissors in the bottom drawer. 最底下的抽屉里有把剪刀。
- At right angles to a vertical line. 横的与垂直线成90度角的
- Prices have reached rock bottom. 价格已经到了最低点。
- Either vertical edge of a square sail. 垂直帆缘横帆的任何一个垂直帆缘
- Every indication show market get near bottom now. 所有迹象表明，目前市场价格已跌落低谷。
- vertical brace plate 垂直撑板
- She knocked the bottom out of our argument. 她把我们的论点驳得体无完肤。
