analemma

常見例句

• What he introduced included oval projection, stereographic projection, analemma and scenography etc.
  關(guān)於投影幾何，他帶來的有橢圓投影、球極投影、平行正投影和透眡法等。
• The answer is no, and the shape traced out by the Sun over the course of a year is called an analemma.
  答案是不會(huì)，太陽(yáng)一年中運(yùn)行的軌跡叫做太陽(yáng)的八字曲線。
• The Sun will appear at its highest point of the analemma during summer and at its lowest during winter.
  太陽(yáng)在夏天會(huì)出現(xiàn)在八字曲線的最高點(diǎn)，在鼕天則出現(xiàn)在最低點(diǎn)。
• One simple use for this is to display the Sun's "analemma" - the "figure eight" shape traced out by the Sun at noon over the course of a year.
  一個(gè)例子是顯示太陽(yáng)的“日行跡”-你一年每天在同一時(shí)間記錄太陽(yáng)在天空的位置,就得到太陽(yáng)的8字型軌跡。
• Explanation: An analemma is that figure-8 curve you get when you mark the position of the Sun at the same time each day throughout planet Earth's year.
  說明：日行跡是一條8字形的曲線，標(biāo)示了地球全年中每天同一時(shí)間太陽(yáng)所在的位置。
• The tilt of planet Earth's axis and the variation in speed as it moves around its orbit combine to produce the graceful analemma curve.
  地球自轉(zhuǎn)軸的傾斜和它繞軌道運(yùn)行速度的變化共同形成了這一道優(yōu)美的日形跡曲線。
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