例句與造句

1. The number of cascade particles changes according to the incident cosmic ray energy , observation height , etc
   到達(dá)地面的簇射粒子數(shù)目會(huì)隨不同因素而改變，包括原初宇宙射線的能量、觀測(cè)高度等。
2. It's difficult to find cascade particle in a sentence. 用cascade particle造句挺難的