Perfluorocyclopropane
全氟环丙烷
🗣️ 情景例句
He says it always brought him good luck on the baseball team.
他说 ，当年他在棒球队时这手套总是带给他好运。
Because software development is very creative and imaginative word.
因为软件开发是富有创造性和想象力的工作。
'Have you anything to declare?' he asked, looking me in the eye.
“您有什么需要申报的吗？”他直盯着我的眼睛问。