underside

英 [ˈʌndəsaɪd]

美 [ˈʌndərsaɪd]

n.  下侧; 底面; 底部; 下表面

复数：undersides　

TEM8

Collins.1 / BNC.9970 / COCA.11090

牛津词典

noun

• 下侧；底面；底部；下表面
  the side or surface of sth that is underneath

柯林斯词典

• N-COUNT 底面；下面；下侧
  Theundersideof something is the part of it which normally faces towards the ground.
  1. ...the underside of the car.
     车的底部
  2. ...the underside of the eyelid.
     眼睑内侧

英英释义

noun

• the lower side of anything
  Synonym:bottomundersurface

双语例句

• Within moments they had located a hole two meters in width on the steamer's underside.
  一会儿，他知道船底有一个长两米的大洞。
• The workpiece is located from two of the four holes in its base, and from the underside of the base.
  此工件采用其基座上四孔中的两孔和基座的底面定位。
• A taper has two sides, the underside is a circle, the flank is a camber.
  结论：圆锥有两个面，底面是一个圆形，侧面是一个曲面。
• Its underside is naked except for a few sparse hairs.
  除了几根稀疏的毛外，它的下侧是光秃秃的。
• Down the underside runs a long tray to stow timbers used for supporting wide plant on the retractable outriggers.
  我的翻译：沿车身底面的是长的托盘，以承载支架，而支架则用于将宽设备支撑在可伸缩支腿上。
• The annular flange closely contacts the upper surface or underside of the table.
  凸缘为环形结构，凸缘贴合在桌子上表面或者下底面。
• Unscrew the oxygen sensor on the underside of the vehicle.
  旋开车辆底面上的氧传感器。
• My car is badly rusted on the underside.
  我的车底部锈迹斑斑。
• He turned the rifle over and examined the underside.
  他把步枪翻过来；检查其背面。
• Install the screw attaching the front of the end cap to the underside of the quarter panel.
  安装连接末端端盖前侧到部分板底侧的螺丝。