这些指令指定用于阻止缓存对请求或响应造成不利干扰的行为。
The directives specify behaviors intended to prevent caches from adversely interfering with the request or response.
您实际上可以使用基于寄存器的提示指令来实现一些非常高级的提示行为。
You can actually do some fairly advanced hinting behavior using register-based hint instructions.
TiVo将总是遵循用户的节目指令来记录，与任何其自适应行为响应无关。
TiVo will always follow user directives for the shows to record regardless of any of its adaptive behavior responses.
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