1.
He that climbs a ladder must begin at the first step .
登梯须从第一级开始。
2.
The second rocket has divorced itself from the first spent rocket
第二级火箭已经脱离已燃尽的第一级火箭。
3.
"China tilts from west to east, exhibiting three terraces of different elevation. The first is the coastal plains, the second is a region of hills and mountains, the third is the roof of the earth."
中国大地从西向东倾斜，呈三级跳。第一级是濒海平原，第二级是丘陵和山脉，第三级是世界屋脊。
4.
A candidate judge is the first step on the international judges' ladder.
国际裁判等级阶梯的第一级是候选裁判。
5.
The music exam has eight grades; I have passed Grade 1, the easiest.
音乐考试分为八级, 我已通过了最容易的第一级。
6.
Addition and subtraction we call the first- progression operation, multiplication and division we call the second– progression operation.
加法和减法叫做第一级运算,乘法和除法叫做第二级运算.
7.
JS : Will the technology tree be more complex than the one in Total Annihilation (level 1 and level 2)?
科技树会比横扫千军中的(第一级和第二级)更复杂么?
8.
How is the winner of each weight division decided?
第一级别获胜者如何判定？
9.
fixed primary annulus
行星传动第一级固定齿轮
10.
first in rank or degree.
在等级或者程度上第一。
11.
Article21 Public procurators are divided into twelve grades.
第二十一条检察官的级别分为十二级。
12.
Tom is the third tallest student in the class. Who are the first and second tallest ones?
汤姆身高名列班级第三，第一第二是谁呢？
13.
JS: Will the technology tree be more complex than the one in Total Annihilation( level1 and level2)?
科技树会比横扫千军中的(一级和第二级)复杂么?
14.
The first is internal, that is, the contradiction between the working class and the bourgeoisie.
第一种是国内的，即工人阶级和资产阶级的矛盾。
15.
The second item in a series or system of classification.
第二个，次级在一系列类别中处于第二位的东西
16.
the children of these last two sections, which are also married to one another, come again into the first and second sections.
这后两个同样互相结婚的级别，其子女又加入第一和第二级别。
17.
The member of a group that is fourth in order.
在等级上位于第四的一组成员
18.
Hong Kong Police Force Model Scale 1 Staff Association
香港警务处第一标准薪级员工协会