sextant

释义

n.

六分仪, <罕>圆的六分之一

n.

六分仪

在例句中理解 3 句

1. Unlike decimal coordinates, which you can determine using a sextant and a chronometer, you cannot determine UTM coordinates without calculations.

   十进制坐标可通过一个六分仪和一个记时计确定，与此不同的是，必须通过计算才能确定 UTM 坐标。

2. To define latitude and longitude coordinates for a location on the Earth, at minimum, you must be able to see the stars or the Sun and have a sextant and clock that displays time in GMT.

   确定地球上某个位置的经度和纬度坐标的最低需求是，你至少能够看到星星和太阳，并具备一个六分仪和能够显示 GMT 时间的时钟 T。

3. I can see all the traditional signalling flags neatly stowed on shelves on the bridge—so neatly, in fact, that I suspect they might never have been used, together with the sextant, the flares.

   我可以看见所有传统的信号旗整齐地装载在桥架上-如此整洁，事实上，我怀疑它们和六分仪及闪光信号一样，可能从未被用过。