“UL（up left）”概念、定义、翻译-科学时代

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

单词	UL（up left）
释义	请查阅UL--UL（up left）
随便看	universal computer universal constant universal constant universal constant universal constant universal constant universal contact universal container universal container fork lift universal conversion universal coordinated time universal coordinated time--universal coordinated time (UTC) universal coordinated time (UTC) Universal Copyright Convention Universal Copyright Convention Universal Copyright Convention Universal Copyright Convention Universal Copyright Convention (UCC) Universal Copyright Convention--Universal Copyright Convention (UCC) Universal Copyright Convention（UCC） universal coupling universal covering space universal covering surface universal currency universal currency