concrete evidence
常见例句
- Performance optimization must be guided by concrete evidence.
性能优化必须以具体证据为依据。 - While there is little concrete evidence yet on how to reduce mobile phone use while driving, governments need to be proactive.
由于尚没有多少具体证据来证明驾车时如何减少手机的使用,政府必须做到积极主动。 - Once upon a time it was the province of philosophy to propose ambitious and outlandish theories in advance of any concrete evidence for them.
这曾经是物理学的领域,可以提出炫耀和古怪理论而不用管是否真的有任何具体的证据。 - There is literally concrete evidence of their work." Tony Hawk says skateboarding was once a sport on the edge of society.
- The crux of the matter is there is no concrete evidence supporting the safety claim.
FORBES: Move up http://i.forbesimg.com t Move down - So, to be sure that you have a real gene, more concrete evidence is required.
ECONOMIST: Out for the count The 返回 concrete evidence