To find out its cause, the main risks of new products' failure originate from the chanciness of market.

究原因，新产品失败的主要自于市场的不确定性。

Albert Einstein had any number of worries about quantum mechanics.The overquoted concern about its chanciness (“God does not play dice”) was just one.

爱因坦量子力学有许多忧虑，率本质的担忧（他的名言：「上帝不玩骰子」）只是中之一。