professional lessons的用法和样例：
例句
- The professional course test reform of the criminal judicature specialty is an important constituent in the penology subject construction.
摘要刑事司法专业专业课考试改革是监狱学学科建设的一项重要组成部分。 - The thorough understanding farmer common people, contact professional lesson and fulfillments availably, and theand raised the product expansion technical ability.
深入了解农民百姓，有效地将专业课与实践联系起来，并锻炼与提高了产品推广技能。
