2 sentences

1. 警察已经在建筑物外围拉起了警戒线。

   jǐng​chá yǐ​jīng zài jiàn​zhù​wù wài​wéi lā​qǐ le jǐng​jiè​xiàn.

   The police have already set up a cordon around the perimeter of the building.

   Source: Dong Chinese Dictionary

2. 这部科幻小说讲述了人类移居太阳系外围行星的故事。

   zhè bù kē​huàn xiǎo​shuō jiǎng​shù le rén​lèi yí​jū tài​yáng​xì wài​wéi xíng​xīng de gù​shi.

   This science fiction novel tells the story of humans migrating to the outer reaches of the solar system.

   Source: Dong Chinese Dictionary