do not know scratch one's head do not understand
do not know
scratch one's head
do not understand
想不起来用英文怎么说
想不通用英文怎么说
想个办法用英文怎么说
想买用英文怎么说
想了又想用英文怎么说
英语词典收录了最新的汉英词典和英汉词典,总共有200多万个词条,词库仍在不断更新中。