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冲分救命题 -9200【medium】 00:00:00 关闭计时
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Some chemists argue that although molecular motors are (i)_____, they are (ii)_____ by themselves; nevertheless, the chemical principles behind them might be (iii)_____: using the same light-activated mechanism that drives certain molecular motors, researchers have developed around 100 drug-like compound that can be switched on or off in response to light.

  • intricate
  • untested
  • appealing
  • promising
  • straightforward
  • useless
  • well established
  • highly valuable
  • imperfectly understood
正确答案: appealing,useless,highly valuable 耗时:
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Some chemists argue that although these motors are cute, they are ultimately useless by themselves. “I've always been a bit sceptical of artificial motors — they're too difficult to make, too difficult to scale up,” says Dirk Trauner, a chemist at the Ludwig Maximilian University in Munich, Germany. But the chemical principles behind them might be very useful indeed. Using the same light-activated mechanism, researchers have developed around 100 drug-like compounds that can be switched on or off in response to light.
1楼  | 2021-05-04 17:09:05 回复
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