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逐日一練
Because electromagnetic waves travel at the speed of light, radio communication between astronauts on the moon and the Earth would be _____ by delays of only several seconds, whereas astronauts voyaging to the planets would face communications delays of minutes or even hours.
A. bolstered
B. hampered
C. enervated
D. facilitated
E. ravaged
準確謎底
B
單詞說明
bolstered 提振
hampered 攔阻了
enervated 虛弱的
facilitated 增進
ravaged 踐踏
標題翻譯
由於電磁波以光速旅遊,宇航員在月球和地球之間的無線電通信會遭到只有幾秒的耽誤,而宇航員在行星間會面對數分鐘乃至幾小時的通訊耽誤。