未知气体
未知气体
我取一种未知气体,把它放到管里,然后检测它,哇,这些线是钠的特征。
Past that, the entire computer animated video seems to sparkle with unknown stars, unknown planets, and sequences where unknown gas is flowing toward unknown places.在这之中,整个电脑动画的视频就仿佛闪烁起了未知的恒星、未知的行星,并串联起了那些未知的星际气体飘往未知的区域。
A lack of exploration means the country's oil and gas potential remains largely unknown.因勘探不足,该国的潜在石油和天然气储量在很大程度上仍是个未知数。