或先传染给肺,在传染给其他组织。
从肺泡容易进入毛细血管,肺泡的总面积非常大。胃的pH很低,
本帖于 2020-02-22 13:32:13 时间, 由普通用户 欲千北 编辑
或先传染给肺,在传染给其他组织。
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