释义 |
be at 复合形式: be aimed at [sth/sb] v expr (be intended for)目的在于;被用于This series of videos is aimed at preschool-aged children. can't be in all places at one time v expr US, informal (have too many obligations) (因事情太多)分身无术I can't be in all places at one time so someone will have to help me.我分身乏术,因此有人需要帮助我。 |