Must consider to have cautiously before the decision that makes give sb a shot in the arm get used to card without what make clear, balance its advantages and disadvantages.(在作出輸血的決定之前須慎重考慮有無明確的適應證，權衡其利弊。)

Now, Let's give the floor to sb who has a distinguished reputation in this field.(現在，讓我們請在這個領域享有盛譽的某某先生上臺發言。)