这将作为老年人滋补品在市场上销售.It will be marketed as a tonic for the elderly.推销员宣称他的滋补品将治愈所有的病.The salesman proclaimed that his tonic would cure all diseases.你看上去有点虚弱, 你需要吃点滋补品.You look run - down; you need a tonic....
这是本世纪尚未解开的大奥秘之一。It is one of the great unsolved mysteries of this century.她毕生探索人类心灵的奥秘。She spent her life plumbing the mysteries of the human psyche.他对计算机的奥秘尚未入门.He has not yet been thoroughly initiated into the mysterie...