litmus test
近义词：litmus，
英英释义
Noun
- a coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions; used as a very rough acid-base indicator
- a test that relies on a single indicator;
"her litmus test for good breeding is whether you split infinitives"
例句
用作名词(n.)
- The acid test for a policeman is whether he can resist bribes.能否抗拒贿赂对於警察是决定性的考验。
- The trust password verification test was inconclusive.非决定性的信任密码验证。