The light rail has been in use since 2002.
= The light rail has been (used ever) since 2002.
ever since sometime = since sometime 自从某个时刻以来
如果你满意我的答案,这是对我们答题者劳动的尊重,多谢!
The light rail has been in use since 2002.
= The light rail has been (used ever) since 2002.
ever since sometime = since sometime 自从某个时刻以来
如果你满意我的答案,这是对我们答题者劳动的尊重,多谢!