| 单词 | press a lever |
| 释义 | press a lever Rodents have previously been shown to be capable of learning to press a lever to move a vehicle that they were riding on forwards on a fixed track. Times,Sunday Times Press the lever and shave! Retrieved from Wikipedia CC BY-SA 3.0 And then presses his lever again. The Sun When one pressed a lever, the brain activity was transmitted instantly into the brain of the other so that it carried out the same action several yards away. Times, Sunday Times They were given electric shocks every 20 seconds unless they pressed the lever during the same time period. Retrieved from Wikipedia CC BY-SA 3.0 |
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