gears

• You should change gear -- the engine 's starting to labor .
  你该换挡了发动机有些吃不住劲了。
• You can change into a higher gear now you are going faster .
  你既然已加快了速度，就可以换上高挡了。
• The exploitation of solar energy is gradually moving into high gear .
  太阳能的开发渐渐进入高速发展。
• The gears are locked .
  齿轮卡住了。
• Gears on an automobile may be used either to decrease or increase speed .
  汽车的排挡可用来加速或减速。
• The emphasis of current economic work is on getting the market in gear .
  当前经济工作的重点是启动市场。
• When the gears are engaged, the crankshaft keeps the car moving .
  而曲轴，在齿轮箱挂挡时，又使汽车持续运动。
• They geared the deep-sea diver with helmet, suit and air nose .
  他们给深海潜水员配备了防护帽、潜水服和通气管。
• They have taken aboard new cargo and jettisoned some outmoded gear .
  他们装上新的货物，并把一些陈旧过时的装备抛弃。