然而，该政策并没有赋予教师权力去探索最适合他们学生的方法的能力，而是强加了一种单一的、一刀切的规则。

Yet rather than empowering teachers to find what works best for their students, the policy imposes a flat, across-the-board rule.

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现在让学生们在填充稻草的假人靶上练刀。

Students are practicing thrusts at the straw filled dummy.

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例如，保安人员巡逻在教学楼和学生宿舍的校园，并执行严格的入口把关，禁止任何人进入拿枪或刀。

For example, security guards should patrol on campus around teaching buildings and student dorms, and enforce strict entrance checks, barring entry to anyone carrying a gun or a knife.

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