1.
a small case with a flat bottom and (usually) a shoulder strap.
有肩带的平底的小行李箱。
2.
any of various flat-bottomed boats with sloping ends.
任何拥有坡度尾部的平底的小船。
3.
a flat-bottomed boat used on upper Great Lakes.
在北美五大湖上使用的扁平底的小船。
4.
The ocean bottom is made up of smooth plains.
洋底由平坦的平原构成。
5.
A flat-bottomed sailing boat with two masts.
双桅平底船有双桅的平底帆船
6.
The person who propels a gondola.
平底船船夫摇平底船的人
7.
the sill of a window (the horizontal member at the bottom of the window frame).
窗户的底木（窗框底部的水平部分）。
8.
The bisectors of its base angles are equal.
底角的平分线是相等的。
9.
Highly respectable gondoliers.
可敬的平底船船夫[34]!
10.
counterbore with guide
有导柱的平底扩充孔钻
11.
autocontrolled flat bed plotter
自动控制的平底绘图仪
12.
A bottle has a flat base.
瓶子有一个平的底。
13.
A flat-bottomed basin for washing dishes.
洗碟盆洗碟用的平底盆
14.
bottom-supported fixed platform
底部支撑的固定式平台
15.
A flat - topped submarine mountain.
平顶海山一种在海底的平顶山岭
16.
A flat metal surface, such as a pan, that is used for cooking by dry heat.
平底锅，圆烤盘通过烤来烹调食物的平面金属器皿，如平底锅
17.
The line of intersection between the side and bottom of a flatbottom or V-bottom boat.
舭缘线平底或V形底船的舷侧与船底之间的相交线
18.
Bases which carry horizontal load, for example under arches, are usually called abutments.
承受水平荷载的底座，例如拱底下的底座，一般称为拱座。