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。
• He rolled up his shirt-sleeve and compared the white underside if the arm with his face.
  他卷起袖子把胳膊白色的内侧和脸作比较。
• Chain tensioner sitting on underside of the crankcase.
  位于曲轴箱底面的链条张紧器。
• 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。
• The underside of the rock was covered with seaweed.
  岩石下面布满了海藻。
• Unscrew the oxygen sensor on the underside of the vehicle.
  旋开车辆底面上的氧传感器。
• 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。
• 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。
• He connected metallic wires to the back and the underside of an electrical fish. used of armor; having overlapping metal splates attached to a leather backing.
  他在电鱼的背面和底面联上金属线。用来指装甲；有附在皮革衬背上的搭接金属铠甲。
• Butterfly with silver spots on the underside of the hind wings.
  后翅下边有银色斑点的蝴蝶。