closely cooperate的用法和样例：
例句
- From now on the British and Chinese governments need to cooperate more closely.
今后中英两国要更好地合作。 - In the more than two years since the World Trade Center bombing, I had increased counterterrorism resources for the FBI and CIA and instructed them to work together more closely.
从世界贸易大厦发生爆炸案两年多以来，我已经为联邦调查局和中央情报局增加了反恐资源，还指示他们更加密切地合作。
