main axle的用法和樣例：
例句
- After the bridge opened to traffic, the motorcade drove slowly past the main bridge and arrived on the other side of the Yangzi River.
大橋通車后，車隊緩緩通過了主橋，進入長江的對岸。 - The main bridge of Fumin Bridge in Shenyang is a prestressed concrete cable-stayed bridge with double kinked column pylons and single cable plane.
瀋陽市富民橋主橋為折線形雙塔獨柱式單索麵預應力混凝土斜拉橋。
