释义 |
Definition of astrolabe in English: astrolabenoun ˈastrəleɪbˈæstrəˌleɪb historical An instrument used to make astronomical measurements, typically of the altitudes of celestial bodies, and in navigation for calculating latitude, before the development of the sextant. 〈主史〉星盘(六分仪发明前用于测量天体高度及航海时测量纬度的仪器) Example sentencesExamples - Arab craftsmen produced complex astronomical instruments, astrolabes, which helped them plot the positions of the stars and tell the time of day.
- Lavanha also studied instruments used in navigation, constructing astrolabes, quadrants and compasses.
- Sophisticated instruments, which were to make possible the European voyages of discovery, were developed, including the astrolabe, the quadrant and good navigational maps.
- He also wrote works on astronomical instruments, for example on constructing and using an astrolabe.
- She was well known for her development and construction of astrolabes.
- The construction of astronomical instruments such as the astrolabe was also a speciality of the Arabs.
OriginLate Middle English: from Old French astrelabe, from medieval Latin astrolabium, from Greek astrolabon, neuter of astrolabos 'star-taking'. Definition of astrolabe in US English: astrolabenounˈæstrəˌleɪbˈastrəˌlāb historical An instrument formerly used to make astronomical measurements, typically of the altitudes of celestial bodies, and in navigation for calculating latitude, before the development of the sextant. In its basic form (known from classical times), it consists of a disk with the edge marked in degrees and a pivoted pointer. 〈主史〉星盘(六分仪发明前用于测量天体高度及航海时测量纬度的仪器) Example sentencesExamples - She was well known for her development and construction of astrolabes.
- Lavanha also studied instruments used in navigation, constructing astrolabes, quadrants and compasses.
- The construction of astronomical instruments such as the astrolabe was also a speciality of the Arabs.
- Arab craftsmen produced complex astronomical instruments, astrolabes, which helped them plot the positions of the stars and tell the time of day.
- He also wrote works on astronomical instruments, for example on constructing and using an astrolabe.
- Sophisticated instruments, which were to make possible the European voyages of discovery, were developed, including the astrolabe, the quadrant and good navigational maps.
OriginLate Middle English: from Old French astrelabe, from medieval Latin astrolabium, from Greek astrolabon, neuter of astrolabos ‘star-taking’. |