verb + trig
trig 作为不可数名词，常与 take, study, do 等动词搭配。
I took trig last semester.
我上学期选了三角学。
三角学
研究三角形及三角函数的数学；木垫；楔子；垫石
trigonometry
研究三角形及三角函数的数学
the mathematics of triangles and trigonometric functions
We learned some basic trig in today's math class.
我们今天数学课上学了一些基础三角学。
用法提示：trig 在这里是不可数名词，指三角学这门学科。
You need to know a little trig to work out the angle of the roof.
你需要知道一点三角学才能算出屋顶的角度。
用法提示：trig 作名词，表示三角学知识。
My brother uses trig to design video game graphics.
我哥哥用三角学来设计电子游戏图形。
用法提示：trig 是名词，在这个句子里指三角学及其应用。
trig 作为不可数名词，常与 take, study, do 等动词搭配。
I took trig last semester.
我上学期选了三角学。
trig 用作定语，修饰 course, class, exam 等名词。
She aced her trig exam.
她的三角学考试得了高分。
Choose the next layer that will help you use trig with more confidence.
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