“仲裁者”用英语怎么说？

公司应该将其要求交由仲裁者审核。The company should put its claims up for review by an arbitrator.天主教徒向玛利亚祈祷，并把她看作仲裁者。Catholics pray to Mary as an intercessor.实验是科学的最后仲裁者.Experiment is the final arbiter in science....