practical knowledge的用法和樣例：
例句
- Popularize basic commonsensible sex knowledge.
普及基本的常識性知識。 - It is devotion tinged with intellectual knowledge.
帶有智性知識的熱愛會變得淡色。 - Cheerfulness and diligence are nine-tenths of practical wisdom.
愉快和勤奮就是絕大部分的實用知識。 - Students feel pressure from their parents to derive practical use from their courses.
學生感到迫于父母的壓力，必須從課程中學到實用知識。
