Japan is likely to co-operate with Australia.日本很可能与澳大利亚合作。

The UN had been co-operating with the State Department on a plan to find countries willing to take the refugees.联合国一直在与美国国务院合作制订计划, 寻找愿意接收难民的国家。

He agreed to co-operate with the police investigation.他同意配合警方的调查。