| 单词 | navigational instrument |
| 释义 | navigational instrument Critically, the ship did not have a chronometer for this voyage, a comparatively new and expensive navigational instrument at the time. Retrieved from Wikipedia CC BY-SA 3.0 Although the stone was found near a navigational instrument, its use remains uncertain. Retrieved from Wikipedia CC BY-SA 3.0 A pelorus was a navigational instrument used on sailing ships. Retrieved from Wikipedia CC BY-SA 3.0 Controversially, the ship did not have a marine chronometer on board, a comparatively new and expensive navigational instrument that would have enabled her to determine her longitude accurately. Retrieved from Wikipedia CC BY-SA 3.0 Examples of their navigational instruments are found in the museums of a number of countries. Retrieved from Wikipedia CC BY-SA 3.0 |
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