英语语法分析

If left untreated, visceral leishmaniasis is usually fatal.

如果不及时治疗，内脏利什曼病通常是致命的。

Leishmaniasis is transmitted by sandflies and possibly through sharing needles.

利什曼病可通过白蛉传播和共用针头传播。

He said two of them are suffering from a skin disease known as leishmaniasis, which they contracted during captivity.

他说，其中两人在关押期间感染了一种叫“利什曼病”的皮肤病。