“现在完成进行体”概念、定义、翻译-科学时代

单词	现在完成进行体
释义	语言学词汇手册 present perfect continuous 现在完成进行体
随便看	spelling checker spelling dyslexia spelling exercise spelling instruction spelling pronunciation spelling reform spelmanslag spelt spelunking Spelvin Spence, Andrew Michael Spencer formula Spencer, Herbert spenceria Spencer Perceval Spencer，Herbert spendable income spending spending beach spending pattern spending pattern spending power spending unit spending variance S. pendula

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。

present perfect continuous