| 单词 | introductory class |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔before〕You must have completed an introductory class before you can take an advanced class.你必须先修完入门课才能上高级班。韦氏高阶〔continuation〕The class is a continuation of the introductory class taught last semester.这门课程是上学期开设的入门课程的延续。韦氏高阶 |
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