3 sentences

1. 心脏将血液泵入动脉。

   xīn​zàng jiāng xuè​yè bèng​rù dòng​mài.

   The heart pumps blood into the arteries.

   Source: Dong Chinese Dictionary

2. 心脏收缩时将血液泵入动脉。

   xīn​zàng shōu​suō shí jiāng xuè​yè bèng​rù dòng​mài.

   The heart pumps blood into the arteries when it contracts.

   Source: Dong Chinese Dictionary

3. 心脏将血液泵入主动脉以输送到全身。

   xīn​zàng jiāng xuè​yè bèng​rù zhǔ​dòng​mài yǐ shū​sòng dào quán shēn.

   The heart pumps blood into the aorta to be distributed throughout the body.

   Source: Dong Chinese Dictionary