piston

英 [ˈpɪstən]

美 [ˈpɪstən]

n.  活塞

复数：pistons　过去式：pistoned　现在分词：pistoning　

CET6考研IELTSTEM8医学

Collins.1 / BNC.15187 / COCA.13303

牛津词典

noun

• 活塞
  a part of an engine that consists of a short cylinder that fits inside a tube and moves up and down or backwards and forwards to make other parts of the engine move

柯林斯词典

• 活塞
  Apistonis a cylinder or metal disc that is part of an engine. Pistons slide up and down inside tubes and cause various parts of the engine to move.

英英释义

noun

• mechanical device that has a plunging or thrusting motion
  Synonym:plunger

双语例句

• If this measurement is exceeded, the piston must be replaced.
  如果超出了该测量值，就必须更换活塞。
• Provides a basis for studying the deformation and stresses distribution of composite piston and for the deformation design.
  为研究组合活塞的变形和应力状态，进行变形设计提供了依据。
• Rings provide the needed seal between the piston and the cylinder walls.
  环为活塞和气缸壁之间提供了必要的密封。
• The piston is essentially a cylindrical plug that moves up and down in the engine cylinder.
  实质上活塞是一个在气缸中上下移动的圆筒状的塞子。
• The piston is a cylindrical shaped hollow part that moves up and down inside the engine cylinder.
  活塞是一个中空的圆柱体形状部件，其在发动机气缸里做上下往复运动。
• Align piston and connecting rod again using the centring mandrel.
  使用定心心轴重新对齐活塞和连杆。
• You just gave up the Piston Cup, you know that?
  你知道吗？你刚刚放弃了活塞杯。
• And the piston compared to single-screw pump has a better ability to self-priming.
  和柱塞泵相比，单螺杆泵具有更好的自吸能力。
• The humanity design also includes the disassembly and installation system of column piston and flanges.
  并附加了活塞及柱底法兰拆卸与安装系统，更加人性化。
• Main products: piston ring, cylinder liner, piston etc, auto parts.
  主要产品：活塞环，缸套，气门座圈和活塞等汽车零配件。