也有报告称，某些禽流感病毒跨越物种界限传播，并导致人类和其他哺乳动物患病或亚临床感染。
Some of these AI viruses have also been reported to cross the species barrier and cause disease or subclinical infections in humans and other mammals.
病理切片报告为界限明显的肿瘤，且无淋巴或远处转移的现象。
The specimen revealed a well-defined tumor without lymph node invasion or distant metastasis.
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