unify
/ˈju:nɪfaɪ; `junəˌfaɪ/ v
(pt, pp -fied) [Tn]
form (sth) into a single unit or make uniform 使（某物）成为一体; 使统一; 使一致
Germany was unified in 1871. 德国於1871年统一了.
the unifying effect of the nurses' strike 护士罢工产生的团结效应
England and Scotland do not have a unified legal system. 英格兰和苏格兰法制不统一.