[N-COUNT 可数名词]指南针；罗盘 A compass is an instrument that you use for finding directions. It has a dial and a magnetic needle that always points to the north.
We had to rely on a compass and a lot of luck to get here.
我们不得不依靠指南针和不错的运气找到这儿来。
2
[N-PLURAL 复数名词]圆规Compasses are a hinged V-shaped instrument that you use for drawing circles.
[also a pair of N]
3
[N-COUNT 可数名词]界限；范围 If something is within the compass of something or someone, it is within their limits or abilities.
[usu sing]
[FORMAL 正式]
Within the compass of a normal sized book such a comprehensive survey was not practicable.
在通常一本书的篇幅中要作如此全面的调查不太实际。
Oxford
com·pass/ˈkʌmpəs; NAmEˈkʌmpəs/noun _compasses.jpg _compass.jpg 1(alsomagˌnetic ˈcompass)[countable ]an instrument for finding direction, with a needle that always points to the north 罗盘；罗经；指南针；罗盘仪◆a map and compass地图和指南针◆the points of the compass(= N, S, E, W, etc.)罗经方位点（东、南、西、北等）2[countable ](alsocompasses [plural ])an instrument with two long thin parts joined together at the top, used for drawing circles and measuring distances on a map 圆规；两脚规◆a pair of compasses一副圆规3[singular ]( formal) a range or an extent, especially of what can be achieved in a particular situation 范围；范畴；界限◆the compass of a singer's voice (= the range from the lowest to the highest note that he or she can sing)歌手的音域compasscompassescompassedcompassingcom·pass/ˈkʌmpəs; NAmEˈkʌmpəs/
LDC
compasscom‧pass /ˈkʌmpəs/ ●○○ noun
Word Origin
Examples
word sets
Collocations
1compass (1)compass (2) [countable] an instrument that shows directions and has a needle that always points north: a map and compasscompass points/points of the compass (=the marks on a compass that show you north, south, east, west etc)2[countable] (also compasses) a V-shaped instrument with one sharp point and a pen or pencil at the other end, used for drawing circles or measuring distances on maps3[uncountable] formal the area or range of subjects that someone is responsible for or that is discussed in a bookcompass of Within the brief compass of a single page, the author covers most of the major points.COLLOCATIONSphrasesthe points of the compass/compass points (=the marks that show you north, south, east etc)· She was teaching the children the points of the compass.a map and compass· Always take a map and compass with you in the mountains.compass + NOUNthe compass needle (=the long piece of metal that moves to show north)a compass bearing/reading (=a direction shown by a compass)· We took a compass bearing to ensure we were walking in the right direction.compass error· Their ship had sailed off course due to compass errors.verbsuse a compass· Some of the kids were learning how to use a map and compass.set a compass (=adjust it so that the needle and the north mark are in line with each other)· Wait until the needle settles, then set the compass.a compass shows something· Our compass showed that we should bear right.
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