词汇	lose many points
释义	lose many points 连连失分
随便看	spring retaine spring retainer spring retainer lock SPRING RETAINER OF FUEL PUMP spring retaining in position spring retaining plate springreturn spring return spring-return spring-return actuator spring return actuator torque data spring return button spring-return button spring return directional valve spring-return directional valve spring-returned relay spring returning instrument spring return limit switch spring return piston spring-return piston Spring returns to the earth spring return switch spring-return switch spring return valve spring reverse motion