meridian line的用法和樣例：
例句
- A meridian is an imaginary circle.
子午線是假想出來的一個圓圈。 - "accommodation note, lip service"
空頭支票 - The Northern Line is what you want.
你們可以坐北線地鐵。 - The concrete continuous beam in the elevated bridge of the South-North Line of Nanjing subway is firstly tasted in China.
摘要南京地鐵南北線一期工程高架區段首次在國內採用了預應力混凝土連續梁的型式。
