back angle的用法和樣例：
例句
- Get a finder about the same angle of view of the taking lens, or a little longer.
在選擇輔助取景器時(shí)可以考慮與所用拍攝鏡頭相同視角或者較其略微廣角的取景器。 - From the angle of gender, the study is begun with an investigation of poo.
首先從社會(huì )性別的視角入手，以南京市城市領(lǐng)取低保金的貧困家庭作為調查對象進(jìn)行研究。 - He knew his son's classroom was on the left back corner of the ground floor, so he went there quickly and began to dig.
他知道兒子的教室在一層樓的左后角處，便疾步走到那里，開(kāi)始動(dòng)手。
