3 sentences

1. 这些日子水通过房顶的裂缝已渗进来。

   zhè​xiē rì​zi shuǐ tōng​guò fáng​dǐng de liè​fèng yǐ shèn jìn lai.

   Water has been seeping in these days through cracks in the roof.

   Source: UM-Corpus: Education

2. 免疫反应就像一场武装斗争：敌人渗透，身体自我防卫。

   miǎn​yì​fǎn​yìng jiù xiàng yī chǎng wǔ​zhuāng​dòu​zhēng: dí​rén shèn​tòu, shēn​tǐ zì​wǒ​fáng​wèi.

   The immune response is like an armed struggle: an enemy infiltrates and the body defends itself.

   Source: CCMatrix

3. 该房产的4间卧室里满是裂缝，天花板的一部分表明屋顶有严重的渗漏。

   gāi fáng​chǎn de4 jiān wò​shì li mǎn​shì liè​fèng, tiān​huā​bǎn de yī​bù​fen biǎo​míng wū​dǐng yǒu yán​zhòng de shèn​lòu.

   The four-bedroom property is riddled with cracks and parts of the ceiling indicate major leaks in the roof.

   Source: CCMatrix