counter-rotating
UK/'kauntə-rəʊˈteɪtɪŋ/US
Definitions
adj.
Rotating in the opposite direction to something else
反向旋转的
Root Breakdown
Root-derivedcounter-against, in return
+
rotatingwheel, turn, rotate
=counter-rotating
counter- (against, in the opposite direction) + rotating = spinning the opposite way. Used of paired parts that turn against each other, like counter-rotating propellers that cancel out each other's torque.
Example Sentences
- 1.
The aircraft uses two counter-rotating propellers for extra stability.
- 2.
Counter-rotating gears keep the shaft from twisting under load.