[hé zuò]
[动]
cooperate; collaborate; work together
cooperate with each other
互相合作
cooperate with friends in compiling a dictionary
与朋友合作编纂字典
This painting is their joint work.
这幅画是他们合作的。
[名]
cooperation; joint work
strengthen cooperation in economic field
在经济领域加强合作
This painting is their joint work.
这幅画是他们合作的。