3 sentences for 法则 (fǎ​zé — law)

1. 万有引力是宇宙的基本法则。

   wàn​yǒu​yǐn​lì shì yǔ​zhòu de jī​běn fǎ​zé.

   Universal gravitation is a fundamental law of the universe.

   Source: Dong Chinese Dictionary

2. 物竞天择是自然界演化的基本法则。

   wù jìng tiān​zé shì zì​rán​jiè yǎn​huà de jī​běn fǎ​zé.

   Natural selection is the fundamental law of biological evolution.

   Source: Dong Chinese Dictionary

3. 打仗最重要的法则是兵在精而不在多。

   dǎ​zhàng zuì zhòng​yào de fǎ​zé shì bīng zài jīng ér bù zài duō.

   The most important rule in warfare is that the quality of troops matters more than their quantity.

   Source: Dong Chinese Dictionary