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

• As you exhale, have your partner pull on your arm and push into your hip crease, stretching the underside of your torso.
  呼气的时候，你的同伴拉你的手臂向上，推髋的折处向中间，伸展你上身的下侧。
• The lid lifted up and on its underside all its occupants left their mark.
  掀开桌子的顶盖，盖子底面全是各个使用者留下的记号。
• Flatten each leaf and fold lengthwise so that the underside of the leaf is folded inside and main leaf vein forms the top ridge of the fold.
  纵向拼合每个叶和褶皱，叶底面内折叠和主叶脉形成顶部的褶皱脊。
• A coating of a tar or rubber-based material on the underside of a motor vehicle to retard corrosion.
  机动车辆底部为防腐蚀而涂上的一层柏油或橡胶材料。
• He turned the rifle over and examined the underside.
  他把步枪翻过来；检查其背面。
• 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。
• They painted the underside of their planes with a black varnish.
  他们在飞机的底部涂上了一层黑漆。
• My car is badly rusted on the underside.
  我的车底部锈迹斑斑。
• Affix adhesive tape to the underside of the adapters.
  将胶带固定到转换接口的底面。
• Butterfly with silver spots on the underside of the hind wings.
  后翅下边有银色斑点的蝴蝶。