每分钟大约有34万立方米或将近37.9万吨的水沿尼亚拉加瀑布的悬崖飞流而下。
Every minute about 340,000 cubic meters, or close to 379,000 tons, of water pours in torrents over the cliff of the falls of Niagara.
每分钟大约有34万立方米或将近37.9万吨的水沿尼亚拉加瀑布的悬崖飞流而下。
Every minute about 340, 000 cubic meters, or close to 379, 000 tons, of water pours in torrents over the cliff of the falls of Niagara.
每位机器人能在一分钟内净化3000加仑(约合11吨)水。
Each 'bot can purify up to 3, 000 gallons of water a minute.
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