您要查找的是不是：
- tightener sheave 皮带长紧轮,张紧滚轮
- Turn the screw to the right to tighten it. 将螺钉向右旋紧。
- He drew a sheaf of papers from his breast pocket. 他从上衣口袋里抽出一札文件。
- The speaker had a sheaf of notes on the desk in front of him. 演讲者在他面前的桌子上放着一叠笔记。
- He says he will take step to tighten up the administration. 他说他将采取措施加强行政管理。
- He said he would take steps to tighten up the administration. 他说他将采取措施加强行政管理。
- Because of unemployment many people had to tighten their belts. 由于失业，许多人不得不勒紧裤带生活。
- The sailors heaved at rope to tighten the sail. 水手们用力拉绳把帆绷紧。
- Will you tighten this screw; it's very loose. 你把这个螺丝拧紧好吗，它太松了。
- He brandished a sheaf of documents. 他手里挥舞着一扎文件。
- Tighten the clothesline so it doesn't drop. 把晾衣绳拉紧,别让它垂下来。
- Our company produCes hook range,lifting sheave. 我公司生产的吊钩总成，起重滑车。
- He said he would take steps to tighten up the law. 他说他将采取措施使法律更严格有效。
- We need to tighten up security at the prison. 我们必须加强监狱的安全性。
- He searched for and found a sheaf of papers in cabinet. 他在柜中寻找到一扎文件。
- The sailors heaved at the rope to tighten the sail. 水手们用力拉绳子把帆收紧。
- He waved a sheaf of documents at me. 他手拿一叠文件朝我晃了晃。
- The plumber take out a wrench and tighten the bolt. 修水管的工人拿出一把扳手拧紧了螺栓。
- He draw a sheaf of papers from his breastpocket. 他从上衣口袋里抽出一札文件。
- He drew a sheaf of papers from his breastpocket. 他从上衣口袋里抽出一扎文件。
