Today, accelerators producing X-rays, protons, neutrons or heavy ions can be found at every major medical center in the U.S..
如今,全美每个主要医疗中心均具备产生X光、质子、中子或重离子的加速器。
In 1847 the farm's founder, Sir John Lawes, described its soil as a heavy loam resting on chalk and capable of producing good wheat when well manured.
1847年农场的创办人,劳斯爵士,将这里的土壤描述为一条狭小田地上面能产出很多粮食的田地,如果好好施肥能产出更多。
You can make a chopped salad in 15 or 20 minutes, practicing knife skills and producing a vegetable-heavy dish quickly and easily.
制作总汇沙拉可在15到20分钟内完成,如果刀工不错,制作蔬菜为主的菜肴就会迅速而简单。
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