4 sentences

1. 策是一个不常见的姓氏。

   Cè shì yī gè bù cháng​jiàn de xìng​shì.

   Ce is an uncommon surname.

   Source: Dong Chinese Dictionary

2. “永”字八法中的第五法是策。

   “ yǒng” zì bā fǎ zhōng de dì wǔ fǎ shì cè.

   The fifth of the 'Eight Principles of Yong' is the 'ce' (flick) stroke.

   Source: Dong Chinese Dictionary

3. 他在博物馆里看到了古代的简策。

   tā zài bó​wù​guǎn lǐ kàn​dào le gǔ​dài de jiǎn cè.

   He saw ancient bamboo slips in the museum.

   Source: Dong Chinese Dictionary

4. 纵横之策是战国时期重要的外交手段。

   zòng​héng zhī cè shì Zhàn​guó shí​qī zhòng​yào de wài​jiāo shǒu​duàn.

   The strategy of vertical and horizontal alliances was an important diplomatic tactic during the Warring States period.

   Source: Dong Chinese Dictionary