“letting down”概念、定义、翻译-科学时代

单词	letting down
释义	能源科学技术词汇手册 letting down 下滑
随便看	ballot ballot ballot ballot Ballot Act ballot against ballotage ballot box ballot box ballot-counting ballot for ballotine ballot paper ballot paper ballot papers null and void ballot problem ballotte ballot theory ball-pen ink ballplant ball planting ball planting ball porphyry ball powder ball-proof

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。