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- circulating ball gear 滚珠式蜗杆机构
- He gave away his books to a circulating library. 他把自己的书籍损赠给一家循环图书馆。
- The driven gear fits its driving gear like a glove. 这个从动齿轮与它的主动轮啮合得非常好。
- My whole morning's work has been put out of gear by that mishap. 我一个上午的工作全让这倒霉的事给弄得乱了套。
- He singled and went to second on a passed ball. 他击出一垒打，再因对方漏接而跑上二垒。
- Analysis for Balling Gear Lubrication 球磨机开式齿轮润滑探讨
- In cricket, the ball is delivered overarm. 打板球时，要举臂过肩掷球。
- Rumours are circulating in Whitehall. 怀特霍尔街上流传著谣言。
- All his camping gear was packed in the rucksack. 他的野营物品全都放在背囊里了。
- Children love to ball snow up in their hands. 小孩子们喜欢将雪在手里做成球儿。
- He lay back and hit the ball for four. 他向后弯身击中球，得了4分。
- She came out of her room equipped for the ball. 她盛装从房里出来预备到跳舞会去。
- Put the gear lever in the neutral position. 把变速杆推到空挡的位置。
- The loss of the ball game stir up much feeling. 球赛输了引起了极大的愤慨。
- Should change gear the engine's starting to labour. 你该换挡了－－发动机有些吃不住劲了。
- The pitcher tends to pitch the ball too high. 这个投球手常把球掷得过高。
- Smith tied into the ball for a home run. 史密斯猛击球取得本垒打。
- He swiped at the ball and missed it. 他向球猛击，但未打中。
- The car has four forward gear and one reverse gear. 那汽车有四个前进挡和一个倒挡。
- The ball hit the wall and bounced off it. 球打在墙上又反弹回来。
