例句與造句

1. Some motorcycles, such as the Yamaha TRX850, have hybrid frames that employ alloy castings at the swingarm pivot area.
2. _Keep the pivot area free of lint and other debris by wiping the blades off after each use and periodically applying a drop of lubricating oil to the screw.
3. After the passage of the Switchblade Knife Act in the U . S . in 1958, it was discovered that some U . S . businesses were importing folding stiletto knives without spring mechanisms which did not have a pronounced blade heel ( internal surface ) in the pivot area allowing the longer 11 and 13 inch-bladed models to easily flick open.
4. It's difficult to find pivot area in a sentence. 用pivot area造句挺難的