In 1875, Captain Matthew Webb became the first man to swim the English Channel.1875年，马修·韦布船长成为横渡英吉利海峡的第一人。Slim swans and slender skunks swim in the slippery slime.苗条的天鹅和纤细的臭鼬在滑滑的黏泥上游泳....a couple who went for a late-nigh...
The barriers are lethal to fish trying to swim upstream.这些障碍物对于想要往上游游动的鱼儿来说是致命的。All of the passengers started the day with a swim.所有的乘客那天一开始就先游了个泳。Children swim at the pool, under the watchful eye of lifeguards.孩子们在救生员的监...
分析了闪速冶炼中石英砂品质对冰铜生产的影响,以探求取得更好经济效益的途径.The influence of quartz sand quality on mattes production in flash smelting is analyzed.研究了高品位铜冰铜转炉吹炼石英熔剂熔化行为.Melting behavior of silica flux in the converting process of high grade c...
Medieval alchemists attempted to transmute base metals into gold.中世纪的炼丹术士企图把贱金属炼成金.We can transmute water power into electrical power.我们能将水力变成电力.One of the supreme quests of alchemy is to transmute lead into gold.炼金术的终极目...