An angle of refraction
n. 反射角
🧩 词语组成解析
an
[æn]
art. 一（在元音字母前代替不定代词a）;一任一某一;一个;
angle
['æŋɡl]
n. 角;[比喻]（考虑、问题的）角度;观点;轮廓鲜明的突出体;
vt. 使形成（或弯成）角度;把…放置成一角度;调整（或对准）…的角度;使（新闻、报道等）带有倾向性;
vi. 垂钓;斜移;弯曲成一角度;从（某角度）报道;
angl 角落,弯曲
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
I'll save your Dad the trouble; I'll pick her up.
不麻烦你爸了，我去接她吧。
I could have enjoyed the party twice as much.
将会更尽兴。
It is better to ask for help at the beginning rather than to wait until a busy period when everyone is rushed off their feet.
最好在开始工作时就请人帮忙，而不是等到大学都忙得不可开交的时候。