如何使用 "sextant" 造句

1. The sextant is hard to use .
这个六分仪很难用。
2. On that month-long trip he carried no compass , sextant or charts .
一个月的旅行,罗盘、六分仪、海图,什么都没带。
3. Imagine trying to deduce this with the naked eye , a sextant and little else .
试想一下仅用肉眼观测、一台六分仪和其他小仪器的帮助下就来推断的困难吧。
4. U.s. navy working brandis & sons sextant .
美国海军工作布兰迪斯父子六分仪。
5. He plays with an astrolabe and sextant , but , with characteristic excess , almost contracts sunstroke " from trying to establish an exact method to ascertain noon . "
他利用星盘和六分仪,但是,由于工作过度,他几乎在“试图创立一种精确测定正午方法”的时候中暑。