| 单词 | 另一头 |
| 释义 | 〔dolly〕A tool used to hold one end of a rivet while the opposite end is being hammered to form a head.铆顶棍：用来夹住铆钉的一头，另一头被敲成钉头〔tube〕A small, flexible cylindrical container sealed at one end and having a screw cap at the other, for pigments, toothpaste, or other pastelike substances.小软管：可弯曲的圆柱形小容器，一头密封，另一头带螺旋盖，用于装入颜料、牙膏等膏状物质〔balance〕A weighing device, especially one consisting of a rigid beam horizontally suspended by a low-friction support at its center, with identical weighing pans hung at either end, one of which holds an unknown weight while the effective weight in the other is increased by known amounts until the beam is level and motionless.天平，秤：一种称重量的器具，特别指那种中间有一个低摩擦支撑物水平悬吊在一根坚硬横杆上的秤，两个重量完全相等的秤盘挂在两头，一头盛未知的重物，另一头放有效砝码，用已知的数量抬高，直到横杆呈水平状态并且停止运动〔pickax〕A pick, especially with one end of the head pointed and the other end with a chisel edge for cutting through roots.鹤嘴锄，丁字镐：一种鹤嘴锄，尤指一头尖而另一头有可割断根的凿边〔latch〕A fastening, as for a door or gate, typically consisting of a bar that fits into a notch or slot and is lifted from either side by a lever or string.门闩：闩，例如门闩，尤指带有一横销，插在槽或狭缝中通过把手或铁链从一头提到另一头〔spinthariscope〕A device for observing individual scintillations produced by ionizing radiation, as one consisting of a tube with a magnifying lens at one end and a phosphorescent screen and speck of radioactive salt at the other.闪烁镜：用来观察电离辐射产生的个体闪烁现象的装置，如由一头装有放大透镜，另一头装有磷光屏幕及放射性盐粒的装置 |
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