"Testing ground" nghĩa là gì?

"Testing ground" = bãi thí nghiệm -> nghĩa là bãi thử vũ khí hoặc nơi thử nghiệm sản phẩm.

Ví dụ

I seem to recall PWS being a good testing ground for the migration to Diego from DEAs, and even recently I think on Slack it was posted that PWS had moved to ContainerD. So even if it's not bit-for-bit identical (giống nhau), I'd've hoped it was still useful.

València has prepared for it during 2019 and offers itself to the EU, with humility (khiêm tốn) and a lot of work behind it, to become a testing ground for innovation (đổi mới), thus anticipating what we are sure other cities will soon do. Our commitment (cam kết) to these cities is to share our learnings and join a collective journey with them as well.

I feel it necessary to write to you, because I think a completely erroneous (sai trái) picture exists in the States of the former inmates of the concentration camps (trại tập trung).... Concentration camps were not only mills of death. They were also testing grounds. Here men persisted, and in a sense fought for survival, with the stake (tiền cược) always nothing less than one's life, with the slightest slip a fatal error (sai lầm chết người). Such was the filth (bẩn thỉu), the compulsion (ép buộc), the debasement (mất phẩm giá), that a person had to be possessed of extraordinary powers, both psychic and of will, to even want to survive. The intellectuals, the idealists, the men of high morals had no chance....

Bài trước: "Deep-seated" nghĩa là gì?