Sextant
01
六分仪, 航海仪器
a navigational tool used to measure the angle between visible celestial bodies or between a celestial body and the horizon, to determine position
例子
The sailor uses a sextant to chart his course by the stars.
水手使用六分仪通过星星来绘制航线。
She adjusts the sextant to measure the sun's altitude at noon.
她调整六分仪以测量中午太阳的高度。
02
六分仪, 六分仪
a unit of angle equal to one-sixth of a full circle
例子
The arc was divided into six sextants, each spanning 60 degrees.
弧被分成六个六分仪，每个跨越60度。
A sextant marks the angular distance between the two reference points.
六分仪标记两个参考点之间的角距离。
