Porro prism
普罗棱镜
🧩 词语组成解析
prism
['prɪzəm]
n. 棱镜，棱晶;[数]棱柱体，角柱（体），[物]（结晶）柱;[物]分光光谱，光谱的七色，折光物体;
🗣️ 情景例句
There are a lot of beggars on the street, how can we help them?
街上的乞丐那么多，我们怎么能帮助他们呢？
Do you think you can get me to Union Station by quarter after?
你看你能否在一刻前把我送到联合车站？
No! I think February is worse than January.
不！我认为2月比1月更糟。