“creeper derrick”概念、定义、翻译-科学时代

单词	creeper derrick
释义	水利水电词汇手册 creeper derrick 履带式起重机
随便看	unexcited unexcited level unexcited state unexecuted agreement unexecuted order unexecuted order unexecuted use unexercised stock option unexhausted unexorcised spectre unexpected action unexpected crime unexpected duty unexpected engagement unexpected inflation unexpended appropriation unexpended balance unexpended balance unexpended ordnance unexpired arrangement unexpired cost unexpired cost unexpired cost unexpired expense unexpired expenses

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。

creeper derrick