2 sentences

1. 这种丝绸是由极其纤细的蚕丝织成的。

   zhè zhǒng sī​chóu shì yóu jí​qí xiān​xì de cán​sī zhī​chéng de.

   This silk is woven from extremely fine silk threads.

   Source: Dong Chinese Dictionary

2. 她那双纤细的手指在琴键上飞快地移动。

   tā nà shuāng xiān​xì de shǒu​zhǐ zài qín​jiàn shàng fēi​kuài de yí​dòng.

   Her slender fingers moved rapidly across the piano keys.

   Source: Dong Chinese Dictionary