A-A+
What does we have been 'twiddling the knobs'
问题详情
What does "we have been "twiddling the knobs" for decades" mean？
A．We have been changing the climate with thoughtless actions for decades.
B．We have been handling machines with poor skills for decades.
C．We have been following a misleading chapter about the earth for decades.
D．We have been mistaken in the belief in developing the agricultural infrastructure.
参考答案
正确答案：A
解析：根据以上的理解，此句中的twiddling the knobs与上一句中的touch the dials相比，更进一步。这用来比喻人们一直不顾大自然的法则，行为过分，改变了地球上的环境，包括气候。
