4 sentences

1. 疟疾是不会传染的。

   nüè​jí shì bù huì chuán​rǎn de.

   Malaria's not contagious.

   Source: OpenSubtitles

2. 你没有得疟疾。

   nǐ méi​yǒu dé nüè​jí.

   You don't have malaria.

   Source: OpenSubtitles

3. 他在非洲旅行时不幸患上了疟疾。

   tā zài Fēi​zhōu lǚ​xíng shí bù​xìng huàn​shang le nüè​jí.

   He unfortunately contracted malaria while traveling in Africa.

   Source: Dong Chinese Dictionary

4. 蚊子是传播疟疾等传染病的主要媒介。

   wén​zi shì chuán​bō nüè​jí děng chuán​rǎn​bìng de zhǔ​yào méi​jiè.

   Mosquitoes are the primary vectors for transmitting infectious diseases like malaria.

   Source: Dong Chinese Dictionary