1.
Schools in the army are divided into those at higher, middle and lower levels.
学校有各级的：高级，中级，初级。
2.
They should also have middle-and lower-level schools.
还有中级的、初级的。
3.
I've passed BEC Preliminary/ Vantage/ Higher Lever.
(我通过了初级/级/级剑桥商务英语考试。
4.
An intermediate class is more difficult than a beginner's class but easier than an advanced one.
中级班比初级班难些，比高级班容易些。
5.
The classes range from the pre-intermediate (stupid), intermediate (not good) and advanced intermediate (pretty good).
课程级别有初级班、中级班和高级班三种。
6.
elementary agricultural producers' cooperation
初级农业生产合作社
7.
chemically enhanced primary sedimentation process
化学加强初级沉淀法
8.
recruitment at the entry level
初级人员的征聘工作
9.
junior police officers' married quarters
已婚初级警务人员宿舍
10.
Junior Police Officers Traffic Course
初级警务人员交通课程
11.
Trust Fund for Junior Professional Officers
初级专业人员信托基金
12.
chemically enhanced primary treatment
化学加强初级处理方法
13.
latitude effect of primary cosmic rays
初级宇宙线纬度效应
14.
first stage polymerization
初级聚合,前段聚合
15.
initial satellite command and control
初级卫星的指令与控制
16.
charge composition of primary cosmic rays
初级宇宙线电荷成分
17.
A primary feather of a bird.
翅前羽鸟的初级飞羽
18.
primary afferent depolarization
初级神经末端除极化