Risley's prism
[醫] 里斯利氏棱鏡
?? 詞語組成解析
prism
['pr?z?m]
n. 棱鏡，棱晶;[數]棱柱體，角柱（體），[物]（結晶）柱;[物]分光光譜，光譜的七色，折光物體;
??? 情景例句
Please make an effort to arrive early.
請爭取早點來。
I will be going to school in a few weeks from now.
我將在幾個星期后上學去。
No, I think it is going to be mailed to your local branch.
不，寄到分社。