Usage note
开通表示开设、启用。
kāi tōng biǎo shì kāi shè 、 qǐ yòng。
开通 means to open or activate.
Context note
开通常用于道路、服务和账户。
kāi tōng cháng yòng yú dào lù 、 fú wù hé zhàng hù。
It is often used with roads, services, and accounts.
5 examples
这条路已经开通。
zhè tiáo lù yǐ jīng kāi tōng。
This road has been opened.
新服务今天开通。
xīn fú wù jīn tiān kāi tōng。
The new service opens today.
他开通了账户。
tā kāi tōng le zhàng hù。
He activated the account.
开通以后更方便。
kāi tōng yǐ hòu gèng fāng biàn。
It became more convenient after opening.
这里什么时候开通？
zhè lǐ shén me shí hòu kāi tōng？
When will this here open?
5 mini stories
老师说，新线路已经开通。
lǎo shī shuō， xīn xiàn lù yǐ jīng kāi tōng。
The teacher said the new route has been opened.
他们开通了新的学习渠道。
tā men kāi tōng le xīn de xué xí qú dào。
They opened a new learning channel.
开通后，大家都能使用。
kāi tōng hòu， dà jiā dōu néng shǐ yòng。
After opening, everyone can use it.
这条公交线今天开通。
zhè tiáo gōng jiāo xiàn jīn tiān kāi tōng。
This bus line opens today.
开通服务后，联系更方便。
kāi tōng fú wù hòu， lián xì gèng fāng biàn。
After the service is activated, contact becomes easier.
Mini dialogue
开通网络
A
你家的网络开通了吗？
Nǐ jiā de wǎngluò kāitōng le ma?
Has your home internet been activated?
B
开通了，昨天刚开通的。
Kāitōng le, zuótiān gāng kāitōng de.
Yes, it was just activated yesterday.
开通地铁
A
新地铁线路什么时候开通？
Xīn dìtiě xiànlù shénme shíhou kāitōng?
When will the new subway line open?
B
听说下个月开通。
Tīngshuō xià gè yuè kāitōng.
I heard it will open next month.
Related words and contrasts
opposite
关闭
guānbì
close, shut down
开通 means to open or activate, 关闭 means to close.
similar
启动
qǐdòng
start up, activate
启动 is similar for starting devices or systems.
related
打开
dǎkāi
open, turn on
打开 is a general word for opening or turning on.