Colors

做這道菜最重要的就是要用唐芹，而不是用西芹 In making this dish, make sure you pick up Tang Celery, a specific kind of Chinese celery, not the everyday celery you find in the store.

$$\int_{0}^{10} x^{3}+2x^{2}+1 =?$$ $$\forall xP(x) \vdash P(X)$$ $$M(S)\wedge \forall x(M(x)\to D(x))\vdash ?$$