按索引浏览词汇表
特殊 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 全部
H |
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| N | History factor | ||||
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Something else was happening at the same time as the research study was being conducted which may be related to the outcome, this is called the history factor. | |||||
| N | history factor | |||
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A historical factor is any element of influence on a situation that is related to history. A historical factor could be anything from President Abraham Lincoln's Emancipation Proclamation to World War II as these things exert influence on many events | ||||