it could kill him
这可能会害死他
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The doctors needed to know where the clot had come from and why he had it, because another assault could kill him.
医生需要知道血栓从哪里来为什么他会有血栓，因为再次发生可能就会要了他的命。
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