analemma
n. 日行迹;赤纬时差图,太阳“8”字轨迹图
复数 analemmas或analemmata
例句
On Mars, meanwhile, the analemma would look more like a teardrop.
而在火星上,这个8字曲线会更像一滴泪珠。
This analemma photo-composite shows the sun's path as it appeared over Girona, Spain, from March 2003 to March 2004.
这张8字曲线合成照片显示了2003年3月至2004年3月,太阳出现在西班牙赫罗纳上空时的路径。
Although analemmas traditionally depict the path of the sun, it's also possible to make an analemma of the moon (picture).
虽然8字曲线一般用来描绘太阳路径,但也可以形成月亮的8字曲线(图)。