如果没有大人的帮助，他们甚至连自己的头都抬不起来。
They cannot even hold up their own heads without some help from grown-ups.
她回答道：“不，是因为当你的朋友或亲人哭泣时，它可以托起他们的头。”
She replied, "No, it is because it can hold the head of a friend or a loved one when they cry."
尽管他们的名字既不一的 301，也不 302 响应缓存在实践除非附加的标头如 过期 或 Cache-Control显示它应该是。
Despite their names, neither a 301 nor a 302 response is cached in practice unless additional headers, such as Expires or Cache-Control, indicate it should be.
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