It is wonderful that they did guess at atomic structure.

　　可驚的是他們居然猜測到了原子的結構。

　　Only the President could authorize the use of the atomic bomb

　　只有總統才能授權使用原子彈。

　　She has authentic charm whereas most people simply have nice manners

　　她散發出真正的魅力，而大多數人只是舉止優雅。

　　This is an authentic Persian rug.

　　這是真正的波斯地毯。

　　Authentic Italian cooking is very healthy ─ witness the low incidence of heart disease in Italy.

　　正宗的意大利烹飪對健康非常有益，在意大利心臟病發病率低就是證據。