| 单词 | double blind |
| 释义 | double blind (once / 1313257 pages) n WORD FAMILY double blind: double blinds USAGE EXAMPLES“There’s a double blind there. So they can plausibly deny that they knew anything about it.” Washington Times(Oct 23, 2016) It’s a double blind study, so he doesn’t know if it’s a placebo. The Guardian(Sep 16, 2016) It was to be a "double blind" trial, with a control group given a placebo, and another group given the drug. BBC(Aug 21, 2016) n a test procedure in which the identity of those receiving the intervention is concealed from both the administrators and the subjects until after the test is completed; designed to reduce or eliminate bias in the results Hyper run, test, trial the act of testing something |
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