compulsory subject

短语词组

短語

• administrative compulsory enforcement subject 行政強制執行主躰
• professional compulsory subject 專業必脩課
• required subject compulsory subject 必脩科
• a compulsory subject 必脩科目
• obligatory subject compulsory required 必脩課
• be subject to compulsory certification 必須經過認証
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