Значения для термина "astronomical labours" отсутствуют.
1 MÉCHAIN, the present director, and BOUVARD, his associate, are extremely assiduous in their astronomical labours .
2 An event, however, occurred in 1572 which stimulated Tycho's astronomical labours , and started him on his life's work.
3 By his astronomical labours Ricci won a place of honour in Chinese literature; he is the European most often mentioned.
4 By way of change from his astronomical labours he used frequently to work with his students in his chemical laboratory.
5 I had the honour to be introduced by him to the elder Struve, whose astronomical labours procured him a well-earned reputation throughout Europe.
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