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

• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• The abaxial surface of a leaf is the underside or side facing away from the stem.
  叶子的远轴表面就是背离叶梗底部或旁边的部位。
• 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。