3 sentences

1. 夸克是构成物质的基本粒子。

   kuā kè shì gòu​chéng wù​zhì de jī​běn lì​zǐ.

   Quarks are fundamental particles that make up matter.

   Source: Dong Chinese Dictionary

2. 谬介子是一种带负电的不稳定基本粒子。

   miù jiè​zǐ shì yī zhǒng dài fù​diàn de bù wěn​dìng jī​běn lì​zǐ.

   A muon is a negatively charged, unstable elementary particle.

   Source: Dong Chinese Dictionary

3. 物理学家利用大型加速器来观察基本粒子的碰撞。

   wù​lǐ​xué​jiā lì​yòng dà​xíng jiā​sù​qì lái guān​chá jī​běn lì​zi de pèng​zhuàng.

   Physicists use large accelerators to observe the collisions of elementary particles.

   Source: Dong Chinese Dictionary