一九九三年

1.
Paribakht & Wesche
该表于一九九三年Paribakht & Wesche)提出,一九九六Wesche and Paribakht对此进行了完善。他们把词汇知识发展层面确定为五个 …
shenglaping.blog.163.com|Based on 2 pages

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard