英语词汇second of arc怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	second of arc
释义	second of arc 简明释义角秒：角度的单位，等于一度的1/60，即1/3600。网络释义 1 ?弧秒 ... second abuseonic bearing 次谐波振荡 second of arc 弧秒 second of time 时秒 ... 2 [天]?角秒星间的视角距离（Apparent angular separation）是用角秒（Second of arc）来量的。如所分辨的两颗同星等（即同样亮度）的星其视角距离为θ，望远镜之直径为D，则短语 1 second d of arc 角秒 2 Parallax of one arc second 秒差距双语例句 1 One second of arc movement is one thirtieth ofa millimetre. 一弧秒的移动是一毫米的三十分之一。 2 One second of arc movement is one thirtieth of a millimetre. 一弧秒的移动是一毫米的三十分之一。 3 Now their commanders say their fighters have managed to link up with a second front to the south of Misrata, creating a defensive arc around the city's southwestern flank. 现在，他们的指挥官称，现在战士们已经成功地连接起米苏拉塔南面另一条前线，在东南翼形成坚固的防线。
随便看	together together execution order together forever together-in togethering Together in Heaven togetherness togetherness togethers together to comprise the court Together we are one together with to get into to get in touch with to get lost to get me to get off to get off a plane to get off the ground to get on to get on ... nerves to get on well to get out a boat to get over to get people

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