main line; trunk line; artery
Tone colorsmāmámǎmàma
Meanings
1 sense · 3 examplesnoun
main line; trunk line; artery (as opposed to branch line)
Refers to major transportation routes, power lines, or pipelines that serve as primary channels, as opposed to secondary branch lines (支线).
Zhè这
tiáo条
tiě铁
lù路
gàn干
xiàn线
lián连
jiē接
le了
Běi北
jīng京
hé和
Shàng上
hǎi海
。
This railway trunk line connects Beijing and Shanghai.
Chéng城
shì市
de的
gōng供
shuǐ水
gàn干
xiàn线
xū需
yào要
jìn进
xíng行
wéi维
xiū修
。
The city's water supply main line needs to undergo maintenance.
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Zhè这
tiáo条
gāo高
sù速
gōng公
lù路
shì是
guó国
jiā家
de的
jiāo交
tōng通
gàn干
xiàn线
。
This expressway is a national transportation artery.