2 sentences

1. 这种金子是从矿石中提炼出来的。

   zhè zhǒng jīn​zi shì cóng kuàng​shí zhōng tí​liàn chu​lai de.

   This gold is refined from ore.

   Source: Dong Chinese Dictionary

2. 他从大量的实验数据中提炼出了核心结论。

   tā cóng dà​liàng de shí​yàn shù​jù zhōng tí​liàn chū le hé​xīn jié​lùn.

   He extracted the core conclusions from a vast amount of experimental data.

   Source: Dong Chinese Dictionary