这条隧道全线贯通。
The tunnel is fully connected.
to link up; to thread together
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.
这条隧道全线贯通。
The tunnel is fully connected.
南北铁路已贯通。
The north-south railway is now linked.