What you will have to do is become proficient in writing or formalizing job descriptions.(你将需要成为精通写出和格式化职务说明的专家。)
In addition to being tested, students in the project were asked how proficient they thought they were in maths and science.(除了接受测试以外，该项目的学生还被问及他们认为自己在数学和科学方面有多熟练。)
A great number of Egyptians are proficient in foreign languages.(大量埃及人精通外语。)
The children of immigrants tend to be bilingual and proficient in English, "by the third generation, the original language is lost in the majority of immigrant families".(移民的孩子往往会说两种语言，而且精通英语，“到了第三代，大多数移民家庭都丧失了原来的语言。”)
Today few people are proficient in the ordering and naming of life.(今天，只有很少的人精通分类和命名生命。)
This approach works well for organizations that are very proficient at doing modeling.(该方法对精通建模的组织有效。)
The study rated understanding at three levels: basic, proficient and advanced.(研究从三个层次理评估理解能力，基本，专业，高级。)
You only really get proficient after many years in the job.(你只有在工作多年后才能真正精通。)
It takes time to learn how to apply them and become proficient with them.(学会如何运用它们和对它们精通会花费大量的时间。)
