Based on a study of the past and present invention and borrowing of new words in the Lahu language,the paper scientifically analyzes the development rule of Lahu new words and proposes a respect of the language law and people s invention and criticizes the biased approach to the annotated interpretation of new words.

The paper intends to explore the basic principles,the advantages of interpretive translation and its application in pedagogy.

This present paper aims to do a quantitative research on how the four English-Chinese bilingualized versions of Oxford Advanced Learner\'s Dictionary of Current English (OALD for short hereinafter) do the job of definition translation, and their motivations of the trends of the treatment.