Meaning of tōng dào:
通道
Tongdao Dong autonomous county in Huaihua 懷化|怀化[Huai2 hua4], Hunan; (communications) channel; thoroughfare; passage
Zhège suìdào shì tōngwǎng chéngshì de zhǔyào jiāotōng tōngdào.
这个隧道是通往城市的主要交通通道。
This tunnel is the main transportation passage to the city.
Zhège tōngxìn tōngdào yǐjīng bèi guānbì.
这个通信通道已经被关闭。
This communication channel has been closed.
Jǐn jí qíng kuàng shí, bì xū bǎo chí suǒ yǒu ān quán tōng dào chàng tōng.
紧急情况时,必须保持所有安全通道畅通。
In case of an emergency, all safety thoroughfares must be kept clear.
Zhè tiáo mì mì tōng dào tōng xiàng huā yuán.
这条秘密通道通向花园。
This secret passage leads to the garden.