来自《犯罪现场调查 第14季 第2集 第2集》

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  Is there any reason I couldn't have told her that?
  难道不能让我来说吗
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  Guys, I know where pumice comes from.
  伙计们 我知道浮石的来源
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  Why would it be on his shirt?
  但为什么会出现在他的衬衫上
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  Well, it has many common uses.
  浮石有许多常见用途
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  Such as lightweight concrete, insulation,
  如用于轻质混凝土 绝热
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  it's an additive in plaster and it's even found in toothpaste.
  添加在石膏中 甚至牙膏里也有
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  Hm. Is that it?
  就这些
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  No? If the pH is alkali, that could indicate
  说不出来了 如果pH值呈碱性
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  - the presence of... - Soap.
  -就说明可能是 -肥皂
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  Mechanic's soap.
  机械师用的肥皂
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  Look, I can't be here.
  听着 我不能待在这里
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  I just can't.
  我不能