1.
She is three years off thirty.
再过三年她满三十岁。
2.
Occurring every third year.
每三年的每三年出现一次的，三年一次的
3.
Three years ago, my ideal--"
三年前我的理想——”
4.
which usually lasts three or four years.
学制是三年或四年。
5.
The third and fourth grades are in this three-story building.
三年级和四年级在这栋三层的楼里。
6.
a plant lasting for three seasons or more.
生命力持续三年或三年以上的植物。
7.
If the birds have not flown for three years, they will soar into the clouds. If they have not sung for three years, their songs will take everyone by surprise.
三年不蜚, 蜚将冲天; 三年不鸣, 鸣将惊人。
8.
occurring every third year or lasting 3 years.
每三年发生一次的，或持续三年的。
9.
The primary grades in school are grades one through three.
学校的低年级是一年级到三年级。
10.
Three years or so. The sooner the better.
三年左右。越快越好。
11.
Ruby died in prison three years later.
三年后，鲁比死在监狱里。
12.
in a short span of three years
在短短的三年时间内
13.
The lectureship is tenable for a period of three years
讲师这一职位任期三年
14.
(4) where the registered trademark has ceased to be used for threeconsecutive years.
（４）连续三年停止使用的。
15.
where the registered trademark has ceased to be used for three consecutive years.
连续三年停止使用的。
16.
Such censuses were conducted three times in Tibet, in 1268, 1287 and 1334.
1268年、1287年、1334年进行了三次人口调查。
17.
On the Chronicle of the Fifth Dalai Lama(1663-1682);
五世达赖喇嘛年谱(1663年-1682年)(三)
18.
In a single term, 1935-1936, thirteen acts of Congress were set aside as invalid.
从一九三五年到三六年短短一年中，有十三项国会案被宣判违宪。