1.
Bottom margin
底部边距,底边,底线
2.
one with a thick sole and the other with a thin one.
一只鞋底厚，一只鞋底
3.
To rest on or touch the bottom.
触底停靠在或接触底部
4.
strike the ground, as with a ship's bottom.
打击底部，比如船的底部。
5.
double bottom forward
首部双层底前部双层底
6.
rammed bottom lining
捣筑(的)衬底, 捣筑炉底
7.
A square base, as for a vase.
底座花瓶等的方形底座
8.
chromogenic substrate
显色底物，生色底物
9.
an underwater mountain rising above the ocean floor.
水底下的高出海底的山。
10.
A preliminary coat of paint or size applied to a surface.
涂底料，底漆涂在某一表面上的底漆或底料
11.
Bottom of Ground Floor;
底层之底——近年来底层、底层文学研究综述
12.
The floor of a body of water, especially the sea.
底，海底水体，尤其是海洋的底部
13.
the ocean, forest, valley, cave floor
海洋的底、 森林的地面、 谷底、 洞底.
14.
Compatible with epoxy or polyurethane primers.
底漆一般采用环氧底漆或聚氨脂底漆。
15.
The ground or lowermost surface, as of a forest or an ocean.
底底层或最低层，如森林或海洋的最底层
16.
demersal stocks
底(层)鱼(类)(种群)
17.
By the end of October 1886,
到1886年10月底，
18.
Trimming machine for inner lining & sole
鞋底、内里、修边机