| 单词 | 收紧 |
| 释义 | 〔contract〕These verbs mean to decrease in size or content.Tocontract is to draw together, especially by an internal force, with a resultant reduction in size, extent, or volume: 这些动词表示缩小尺寸或减少容量。Contract 指拉在一起或收紧，尤指被一种内在力量收紧从而引起尺寸、范围或体积上的缓慢减小： 〔stenosis〕A constriction or narrowing of a duct or passage; a stricture.（医学上）狭窄：一个管子或通道的收缩或狭窄；收紧〔scyphistoma〕A larva of a scyphozoan, consisting of an elongated and deeply constricted polyp that successively splits off minute, free-swimming medusas.钵口幼虫，螅状幼体：钵水母的幼虫，包括一只伸长的、深深收紧的水螅虫，它能够非常成功地分割开微小的，自由游荡的水母〔knit〕To come together in wrinkles or furrows, as the brows.皱（眉）：收紧成纹状或皱纹，如额头〔contract〕To reduce in size by drawing together; shrink.通过收紧使…尺寸缩小；收缩〔cleat〕A piece of metal or wood having projecting arms or ends on which a rope can be wound or secured.羊角，系索耳：金属或木配件，有突出的臂或末端，绳索可绕上或收紧〔Stillson〕A trademark used for a monkey wrench having serrated jaws that tighten as pressure is applied to the handle.斯帝尔逊：一种管子钳的商标，这种钳具有带锯齿的颚板，当手板受到压力时收紧〔cleat〕To supply, support, secure, or strengthen with a cleat.用楔子支持、收紧或加固〔knit〕To draw (the brows) together in wrinkles; furrow.皱（眉）：收紧（眉毛）成纹状；使起皱纹〔contract〕To become reduced in size by or as if by being drawn together:通过被收紧或者似乎通过收紧而缩小尺寸：〔jackstay〕A rope, rod, or batten along the upper side of a yard, gaff, or boom to which a sail is fastened.天篷支索：吊在帆桁、斜桁或木桁上面的绳、杆或压条，用来收紧帆 |
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