A State Department spokesman, Philip J. Crowley, said the government was “ exploring whether there are alternative mechanisms” to allow E.T.S. to continue its work in Iran.

美国国务院发言人克劳利称美国政府“正在研究采取其他的机制”以便让美国考试服务机构在伊朗继续运转。

But their modest efficacy and substantial side effects have spurred the study of alternative physiological mechanisms that could be involved in youth depression and anxiety, so that new therapeutics can be developed.

但它们的功效有限， 副作用很大， 这促使人们研究可能与青少年抑郁症和焦虑症有关的替代生理机制，从而开发出新的疗法。