2. 外语
  3. Scientists have known how to harness the limitless power of the sun. The underlined part means______.

Scientists have known how to harness the limitless power of the sun. The underlined part means______.

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问题 Scientists have known how to harness the limitless power of the sun. The underlined part means______.
选项 A、accomplish
B、utilize
C、balance
D、circulate
答案B
解析 动词辨析题。harness意为“治理；驾驭；利用”，在本句中意为“利用”，[B]utilize意为“利用，运用”，两者意思相同，故[B]为答案。accomplish意为“完成；实现”；balance意为“使平衡；结算”；circulate意为“使循环；使流通”。
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