The bloodsucking louse also transmits various commutable diseases such as endemic typhus, trench fever and relapsing fever.
吸血还可
播各种流行病，体被认为是播流行性斑疹伤寒、回归热和战壕热的主
。
The bloodsucking louse also transmits various commutable diseases such as endemic typhus, trench fever and relapsing fever.
吸血还可播各种流行病，体被认为是播流行性斑疹伤寒、回归热和战壕热的主。
声明：以上例
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