常見(jiàn)例句雙語(yǔ)例句Using a mirror to look a item , the reflect light from the mirror will reflects from an opposite side as the same angle.用鏡子看物體時(shí),從物體發(fā)出的入射光線以相同的角度沿相反的方向反射回來(lái)。study-abroad-web.comFor anyone that needs a little refresher course, the sine function gives the ratio of the opposite side of a given angle in a right triangle to the hypotenuse.一些人需要復(fù)習(xí)一點(diǎn)數(shù)學(xué)課程,正弦的作用是給出在一個(gè)直角三角形中的一個(gè)已知角所對(duì)應(yīng)的一條邊與直角三角形斜邊之間的比率。blog.sina.com.cnThe side of a right triangle opposite the right angle .紙的兩個(gè)紙規(guī)邊要成直角。 返回 side opposite the angle