1.
The middle of the calendar or academic year.
年中,学年中期一年或一学年的中期
2.
China's National Defense in 2002
2002年中国的国防
3.
An examination given in the middle of a school year.
学年中期考试一学年中期进行的考试
4.
By 1998, Chinese women had received 6.5 years of education on average.
1998年中国妇女人均受教育年数已达6.5年。
5.
Its findings will be presented to members of the public and interested parties in mid-1999.
研究结果会于一九九九年年中公布。
6.
This summer is the hottest we've had these years.
今年夏天是这几年中最热的。
7.
The water in the lake is comparatively cold and the lake remains frozen half of the time each year.
池水温度较低，一年中有半年冰封期。
8.
Having such a day or month inserted. Used of a year.
闰年的一年中有闰日或闰月的
9.
middle and old aged workers
中老年工人中老年工人
10.
Sino-African Bilateral Relations (1980-2008)
中非关系（1980年代-2008年）
11.
The middle age and senile patients belong to the risk group,and the cases that the age was less than 40 years old accounted for only 4.14%.
中老年是高发年龄,≤40岁青年仅占4.14%;
12.
In Chinese, we also say Guonian,
中文里也叫“过年”，
13.
New China was founded in l949.
1949年新中国成立。
14.
Being past middle age and approaching old age;rather old.
上了年纪的已过中年的，接近老年的，年岁大的
15.
The decade from50to59in a century.
五十年代在一个世纪中从50年到59年的十年
16.
Centre international de gerontologie sociale
国际社会老年学中心(社会老年学中心)
17.
Pre-teen, Teen, Young adult, Middle age, and Matron are the five fragrance ages of woman.
孩提之年、豆蔻年华、花信年华、韶华中年和富贵晚年是女子一生中五个芳馨可爱的年龄。
18.
The 1916, 1940 and 1944 Olympic Games were not held.
其中，1916年、1940年、1944年都因世界大战未能举办。