【单选题】The _______ of nuclear radiation direct into electricity was an exciting possibility that was being vigorously explored in many laboratories in the 1950s. A、 converse B、 conversion C、 content D、 consent

【单选题】The _______ of nuclear radiation direct into electricity was an exciting possibility that was being vigorously explored in many laboratories in the 1950s.
A、
converse

B、
conversion

C、
content

D、
consent

出自：河北农业大学大学英语Ⅳ

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