Microstrain
微脅變, 微應變
??? 情景例句
Do you want a first class, business class or economy seat?
你想要頭等艙、商務艙還是經濟艙？
Mr. Chairman, may I have the floor?
主席，我可以發言嗎？
I'm afraid I can't do that right now. the manager isn't here.
恐怕我現在不能退錢給你。經理不在這里。