会签意义

countersigning───v.副署，会签（文件）；n.副署，会签；应答口令，应答信号

countersinking bit───埋头钻

cognitive meaning───认知意义

countersealing───反密封

countersinking───n.钻锥坑；v.穿孔（countersink的ing形式）

counterstaining───n.复染色；[生物]对比染色

convey meaning───传达意义

• countersigning policy
• countersigning bonds
• countersigning meaning
• countersigning checks