Too much electric current may flow into a circuit as a result either of a fault in the circuit and of an outside event such as l

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问题 Too much electric current may flow into a circuit as a result either of a fault in the circuit and of an outside event such as lightning.

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答案and一or

解析 译文:电路故障或者诸如闪电等外部事件会导致进入电路的电流过大。
分析:考查固定搭配。as a result of意为“由于”,后面接原因,当中包含either一词,故可推测是用either...or...结构,表示两者选一,意为“或者……或者……”。
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