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

• Starting from the underside of the branch, saw upwards until you have cut halfway through the branch.
  从树枝的下侧开始向上锯，直到切到一半的位置。
• Well done! This is called point. This circle is called underside.
  师：很好，这个点叫做顶点。这个圆叫做底面。
• Unscrew the oxygen sensor on the underside of the vehicle.
  旋开车辆底面上的氧传感器。
• 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。
• Affected areas include the underside, the face, the feet, and the ears.
  受影响的区域包括腹部、面部、足部和耳朵。
• 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 underside of this inchworm measures your baby up to24 inches.
  这尺蠖的底面措施宝宝高达24英寸。
• My car is badly rusted on the underside.
  我的车底部锈迹斑斑。
• Butterfly with silver spots on the underside of the hind wings.
  后翅下边有银色斑点的蝴蝶。
• 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。