问题描述：
for a price什么意思?
原句是To pay for the station's construction and upkeep,solar panels could collect energy from the sun and, for a price, send it by tihgt-beam microwaves back to Earth.
原句是To pay for the station's construction and upkeep,solar panels could collect energy from the sun and, for a price, send it by tihgt-beam microwaves back to Earth.
问题解答：
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