acid test
noun
in sing.
- a conclusive test of the success or value of something决定性的试验; 严峻考验：
gritstone is the acid test of a climber's ability.
砂岩是对登山者能力的严峻考验。
词源
figuratively， from the original use denoting a test for gold using nitric acid.
| 单词 | acid test |
| 释义 | acid testnoun in sing.
词源 figuratively， from the original use denoting a test for gold using nitric acid. |
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