Preliminary report from the American Economic Mission now in Greece, and reports from the American ambassador in Greece, collaborate the statement of the Greek government that assistance is imperative if Greece is to survive as a free nation.
现仍在希腊的美国经济代表团的报告，以及美国驻希腊大使的报告，同样证明了希腊请求援助的迫切性，否则希腊将不再以自由国家的身份存在。
He was suspected of collaborating (with the enemy).
怀疑他（与敌人）勾结.
She collaborated with her sister/She and her sister collaborated on a biography of their father.
她和姐姐合作写父亲的传记.
