The phrase "are indispensable in a" is correct and usable in written English.
It can be used when emphasizing the essential nature of something within a specific context or field.
Example: "These skills are indispensable in a competitive job market where adaptability is key."
Alternatives: "are essential in a" or "are crucial in a".
They are not stars, but they are indispensable in a title chase — the players who "fill in the blanks," as Walsh said — setting hard screens, pouncing on loose balls, hitting timely jumpers, guarding top scorers, challenging shots in the paint.
To store owners, the services of cats are indispensable in a city where the rodent problem is serious enough to be documented in a still popular two-minute video clip on YouTube from late February (youtube.com/watch?v=su0U37w2tws) of rats running amok in a KFC/Taco Bell in Greenwich Village.
They write "that knowledge, experience, flexibility, and historical awareness are indispensable in a leader", and that "neither wealth nor celebrity qualifies anyone to speak for the United States, to lead its military, to maintain its alliances, or to represent its people".
Biological tools are indispensable, in a complementary way to the clinical picture.
These strategic metals are indispensable in a broad range of modern electronic devices, from cell phones to MRIs.
Similar to other complex domains, these approaches are indispensable in a clinical context since the results of hypothesized changes to multiple system components cannot be predicted ahead of time and require in vitro experimentation.
But it is indispensable in a democracy.
That made the Senate investigation possible, and has provoked the kind of national debate about the proper limits of its power that is indispensable in a healthy democracy.
Prosecutors said such people were indispensable in a place where they have no office and are not familiar with the territory and the culture.
Comprehension of moisture dynamics in fibrous sheets is indispensable in a wide variety of industrial areas.
