naked-eye

基本解釋

Three or four naked-eye planets and a number of bright stars may be visible during totality.
三個(gè)或者四個(gè)肉眼可見(jiàn)的行星以及許多明亮的恒星也許能在全食階段看到。
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In just the last few days naked-eye estimates put it around magnitude 1.7 or 1.6, its brightest yet.
就在過(guò)去幾天里delta達(dá)到了最亮，目視星等估計(jì)為1.7或1.6等。
Explanation: This month, four of the five naked-eye planets gather along the eastern horizon near dawn.
解說(shuō)：本月，在將近黎明時(shí)分，五顆肉眼可見(jiàn)的行星中有四顆都出現(xiàn)在了東方的地平線上。

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