main stem的用法和样例：
例句
用作名词 (n.)
- We have been wired into the main system now.
我们现在已经与输电干线接通了。 - This is where the three main arteries meet.
这是三条主要干线汇合的地方。 - If you drive down Main Street, turning south towards the mountain, you enter a winding country road lined with open pastures, old New England barns, and Holstein cows.
如果你沿着小街主道开车，并向着大山的那个方向开去，你会发现一条乡间小道，小道旁边是开阔的草原，古老的新英格兰谷仓还有一些荷兰黑白花牛。 - Broadway is the main drag of New York.
百老汇是纽约的主街。 - I'm sure I can easily get the book from the bookstand in the corner of the main street.
我保证我能很容易地从主街角上的书亭里买到这本书。
词汇搭配
- main stem 干线
