Examples
tā她xǐ huan喜欢chuān穿píng平jiǎo角nèi内kù裤，bù不xǐ huan喜欢chuān穿sān jiǎo三角de的，yě也bù不xǐ huan喜欢chuān穿dīng丁zì字kù裤。
她喜欢穿平角内裤，不喜欢穿三角的，也不喜欢穿丁字裤。
She likes wearing boxer briefs, she doesn't like briefs, and also doesn't like thongs.
三角函数满足各种代数恒等式。
The trigonometric functions satisfy a wide array of notable algebraic identities.
嗨，先生，黑板上的不是指数函数，而是三角函数。
Hey, sir, the function on the blackboard is not exponential, but trigonometric.