字典翻译 问答 小学 英语 英语翻译Oncewereatsea,ourroutineeverydaywasthesame.Atsunriseandsunsetthecaptainmeasuredourpositionusingthequadrantandsetthecourseusingthecompass.Itwasextremelydifficultforustogetacorrectreadingfromthequadra
问题标题:
英语翻译Oncewereatsea,ourroutineeverydaywasthesame.Atsunriseandsunsetthecaptainmeasuredourpositionusingthequadrantandsetthecourseusingthecompass.Itwasextremelydifficultforustogetacorrectreadingfromthequadra
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英语翻译

Oncewereatsea,ourroutineeverydaywasthesame.Atsunriseandsunsetthecaptainmeasuredourpositionusingthequadrantandsetthecourseusingthecompass.Itwasextremelydifficultforustogetacorrectreadingfromthequadrantastheboatmovedconstantly.Thecaptainusedasystemcalled“deadreckoning”.Heknewtherewaslanddirectlynorthwestofouroriginalposition.Sohistaskwastomakesurewestayedonthatcourse.Asyoucanseefromthemapwekepttoastraightcourseprettywell.Inaddition,thecaptainkeptusallbusyreadingthetablestoworkoutourposition.Althoughthistookagreatdealoftime,itdidn’tmatter.Timewas,afterall,whatwehadalotof!

刘遂水回答:
  曾经,在海上的时候,我们每日的日常工作都是一层不变的.每当日出和日落时,船长就会用象限仪来测量我们的方位,用指南针来设定航向.由于船在不断地移动,从象限仪上读出准确的信息对我们来说极其困难.船长使用了一个被称...
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