CR2造句怎麼寫

調查結果發現對於CR2隕石的來源痕跡，對於宇宙化學環境，那裡氨是遍佈的，作者寫道。

本文主要介紹了對CR2型膠圈裝訂機的改進。

This text main introduce the improvement of the binding machine to the Model CR2 glue.

"The findings appear to trace CR2 meteorites' origin to to cosmochemical regimes where ammonia was pervasive," the authors write.