angle of reflection

基本解釋

The gegenschein is distinguished from zodiacal light near the Sun by the high angle of reflection.
與發(fā)生在太陽附近的黃道光的區(qū)別就在于對日照的高反射角度。
bbs.astron.ac.cn
Because of the angle of reflection, the second rainbow appears with the opposite colour scheme to the first.
由于反射的角度，第二層虹的色彩搭配顯得同第一層有一點(diǎn)相反。
The elusive Planet X is, however, shrouded by a dust cloud that bounces sunlight back to the Sun, except for those rare moments when the angle of reflection is just right.
行星X行蹤飄忽，躲躲藏藏，被塵埃云霧包裹著，除了反射角度剛剛好的稀有時(shí)刻外，都將陽光反射回了太陽。

the angle that a beam of reflected radiation makes with the normal to a surface at the point of reflection