vi. 共同合作

[ verb ]
act together, as of organisms
<verb.social>

Coact \Co*act"\, v. i. [Pref. co- + act, v. i.]
To act together; to work in concert; to unite. [Obs.]

But if I tell you how these two did coact. --Shak.


Coact \Co*act"\, v. t. [L. coactare, intens. fr. cogere,
coactum, to force. See {Cogent}.]
To force; to compel; to drive. [Obs.]

The faith and service of Christ ought to be voluntary
and not coacted. --Foxe.