The idioms in this series are semantically divided into two categories: “occupation” and “study”, each of which is further divided into many sub-categories. Idioms of the same sub-category are phonetically arranged. Each idiom is annotated by pinyin, English and Russian translations, with 4-6 sample sentences provided, including dialogic sample sentences. The entries, being vividly and lively, are two-color printed and marked with its’ emotional appeal, pinyin and illustrations.