n.

1. 共同作用，合力，協力
   The synergy of us would create a new power that cannot be underestimated.

   我們的協力會創造出一種新的無法低估的力量。

2. 【醫】（肌肉或神經的）協同作用

n.

interaction or cooperation of two or more organizations, substances, or other agents to produce a combined effect greater than the sum of their separate effects.