手术后出现了并发症。
Complications appeared after the surgery.
complications (undesired side-effect of medical procedure)
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.
手术后出现了并发症。
Complications appeared after the surgery.
并发症让病情更复杂。
Complications make the illness worse.