When I was about seven years old, my grandfather took me to a fish pond on a farm and told me to throw a stone into the water.

我七岁的时候，爷爷带我去农场的一个鱼塘，叫我往水里扔一块石头。

youdao

I found one answer last year, at a fish farm called Veta la Palma.

我去年在一个叫Veta la Palma鱼养殖场找到了一个答案。

youdao

Even the heated water that comes out of the plant is not wasted: it heats a fish farm, one of Italy's largest.

即使是从电厂出来的热水也不浪费：被用来加热一个鱼场，该鱼场是意大利最大的鱼场之一。

youdao

Earlier this year, the firm won permission for a similarly large-scale fish farm on Loch Torridon in the north-west Highlands.

BBC: Scottish Salmon Company boosts capacity with Mull licence

At its 42-acre fish farm the company offers visitors a range of tours with different prices and perks.

FORBES: Companies, People, Ideas

Getting the required permits and licenses to operate a deep-water fish farm in the U.S. would require running the gantlet of dozens of federal and state regulatory agencies, some with overlapping jurisdictions and none with a mandate to lead the process.

FORBES: Regulatory Uncertainty Drives A Fish Farmer To Foreign Waters