I'll see you in the new year.
新的一年里再見。
The operation could prolong his life by two or three years.
這次手術(shù)可使他多活兩三年。
It's been one of those days!
這一天真倒霉！
I would imagine the job will take about two days.
我猜想這工作大概需要兩天左右的時間吧。
The system was introduced on a trial basis for one month.
這個制度已引進試行一個月。
The system has been in operation for six months.
這個系統(tǒng)已經(jīng)運行六個月了。