单词	two-way attenuation
释义	two-way attenuation 双程衰减
随便看	ammongelatine dynamite ammongelatine dynatite Ammon hook ammonia ammonia absorber ammonia absorption amchine ammonia absorption machine ammonia absorption refrigerating machine ammonia absorption refrigerator ammonia actinometer ammonia-air fuel cell ammonia air fuel cell ammonia alcohol ammonia-alkali process ammonia alum ammonia-alum ammoniaalum ammonia alums ammonia amalgam ammonia(ammonium) ammonia applicator ammonia ash ammonia base liquor ammonia base sulfite waste ammoniabeam maser 不谋同辞不谋而合不谋而同不负众望不败之地不贪为宝不费之惠不费吹灰之力不赏之功不赞一词 toccata tochka toeshoes toggle toilet toilet paper toiletry tomato tomato ketchup tom yam kung