elapsed

1.Four years have elapsed since he went to London.

自从他去了伦敦, 已了四年。

2.Five months have elapsed since he joined the army.

"自从他参军以后,已五个月了。"

3.A month elapsed, the girl was narcose all the same.The boy was peaked and pined, but he still believed that she would get better one day.

一个月去了，女孩仍然昏睡着，而男孩早已憔悴不堪了，但他仍苦苦地支撑着。