2 sentences

1. 科考队深入南极大陆腹地进行气象观测。

   kē​kǎo​duì shēn​rù nán​jí dà​lù fù​dì jìn​xíng qì​xiàng guān​cè.

   The scientific expedition team went deep into the heart of the Antarctic continent for meteorological observations.

   Source: Dong Chinese Dictionary

2. 上海的发展带动了长江流域广阔的经济腹地。

   Shàng​hǎi de fā​zhǎn dài​dòng le Cháng Jiāng liú​yù guǎng​kuò de jīng​jì fù​dì.

   Shanghai's development has driven the vast economic hinterland of the Yangtze River basin.

   Source: Dong Chinese Dictionary