单词necessity-is-the-mother-of-invention
But necessity is the mother of invention; and the food industry seems to have no shortage of fresh recipes.
但是必要的需求是发明的母亲，而食品产业看来从不缺乏新的配方。
If necessity is the mother of invention, misfortune is the mother of literature.
假如必要是发明之母，不幸的是文学之母。
If necessity is the mother of invention, discontent is the father of progress.
如果需要是发明之母，不满足就是进步之父。
If necessity is the mother of invention, maybe China is the wicked stepmother.
如果说“需求为发明之母”，那么中国就是那个令人不快的继母。
They say that necessity is the mother of invention.
人们说，需要是创造发明之母。
Difficult times often lead to great innovations - after all, necessity is the mother of invention.
不同的时间经常能产生不同的创新。总而言之，需要是创造之母。
Necessity is the mother of invention , but patent right is the father.
需要是发明之母，但专利权是发明之父！
In most instances, necessity is the mother of invention.
在绝大数情况下，需要是发明之母。
Scully: Necessity is the mother of invention.
必要性是发明之母。
Necessity is the mother of invention, not desire.
需求是发明的源泉，而不是欲望。