主干

zhèng fǔ xiū jiàn le chāo guò yī qiān yīng lǐ de xīn zhǔ gàn dào lù hé gāo sù gōng lù

政府修建了超过一千英里的新主干道路和高速公路。

Over a 1,000 miles of new trunk roads and motorways have been built.

guò nà ge cūn zi hòu zǒu yù zhǔ gàn dào lù píng xíng de lù

过那个村子后走与主干道路平行的路。

Take the road running parallel to the main road after the village.

zhōng qīng nián jiào shī shì jiào yù zhàn xiàn de zhǔ gàn

中青年教师是教育战线的主干。

Middle-aged and young teachers are the mainstay of the educational front.

zhè xiē yǎn jiǎng gòu chéng le tā jìng xuǎn huó dòng de zhǔ gàn

这些演讲构成了他竞选活动的主干。

These speeches form the spine of his election campaign.

zhōng shàng jiē céng shì yīng guó de zhǔ gàn

中上阶层是英国的主干。

The upper middle class is the backbone of England.