2 sentences

1. 橘子的白内皮虽然味道微苦，但对身体有益。

   jú​zi de bái nèi​pí suī​rán wèi​dao wēi kǔ, dàn duì shēn​tǐ yǒu​yì.

   The white pith of an orange is slightly bitter but good for the body.

   Source: Dong Chinese Dictionary

2. 血管内皮细胞在调节血流方面起着关键作用。

   xuè​guǎn nèi​pí xì​bāo zài tiáo​jié xuè​liú fāng​miàn qǐ zhuó guān​jiàn zuò​yòng.

   Vascular endothelial cells play a key role in regulating blood flow.

   Source: Dong Chinese Dictionary