这个发现颠覆了旧理论。
This discovery overturned the old theory.
to topple (i.e. knock over); to capsize; fig. to overturn (a regime, by plotting or subversion)
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
Nice writing!
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
这个发现颠覆了旧理论。
This discovery overturned the old theory.
新观念颠覆了传统。
New ideas have overturned tradition.