bilateralis[法] 两面亲bilateraladj.双边的；左右对称的bilateral spillover双向溢出bilateral amplifier双向放大器,收发两用放大器bilateral oligopoly双边寡头垄断bilateral agreement双边协定bilateral breathing两侧呼吸bilateral filtering双边滤波bilateral lithotomy[医] 两侧切石术, 横行切石术bilateral structure双面结构bilateral transform双侧变换bilateral synchrony双侧同步