军队加强了戒备。
The army tightened its guard.
戒备
to take precautions; to guard against (emergency)
Watch it being written
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
戒
备
Nice writing!
Build with these blocks
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
See it in sentences
他戒备地看着四周。
He watches his surroundings warily.