1.
A group or series of seven.
七个一套，七个一组成七的一组或一套
2.
On the"Seven Times Seven"and "Nine Times Nine"in Xi You Ji;
《西游记》中的“七七”与“九九”
3.
The Seventh Evening of the Seventh Moon is the Lover Festival in China.
七月七（七夕）是中国的情人节。
4.
Today is the seventh day of the seventh lunar month, so, it is called Qixi.
今天是农历的七月初七，所以叫七夕节。
5.
The date on this letter is 7 July 1975.
信上写的日期是一九七五年七月七号。
6.
the colors of the rainbow
彩虹的颜色((七色))
7.
Quality control of Radix Notoginseng,Panax Notoginseng saponins and sustained-release preparation by fingerprint method
三七药材、三七总皂苷及三七缓释片的指纹图谱
8.
After the seven good years, the seven bad years began.
丰收的七年过后歉收的七年接踵而至。
9.
A polyhedron with seven faces.
七面体有七个面的多面体
10.
A polygon having seven sides.
七边形有七条边的多边形
11.
"The children of arah, seven hundred and seventy-five."
亚拉的子孙七百七十五名。
12.
It's on Madison avenue between 78th and 79th.
在七八街与七九街之间的麦迪逊大街。
13.
A state governed by seven persons.
七头国家由七个人联合统治的国家
14.
Government by seven persons.
七头政治由七个人联合进行的统治
15.
A group of seven illustrious persons.
七位精英一组七个杰出的人物
16.
The seventh month of the year in the Moslem calendar.
七月穆斯林日历的第七个月
17.
The write constitution of the united state be adopt In 1787
美国的成文宪法於一七八七年通过
18.
The write constitution of the United States was adopted in 1787.
美国的成文宪法于一七八七年通过。