难怪法国人宁愿放弃加拿大也不愿放弃他们的产糖的群岛，难怪英国人试图加紧剥削美洲殖民地时也有所心不在焉。
No wonder the French chose their sugar islands over Canada and Britain's attempt to hold onto its American colonies was so half-hearted.
高脂肪组产的子鼠的葡萄糖代谢基因有些表观改变，组蛋白乙酰化环节——能打开DNA环使基因转录更容易——是其中一处改变。
The high-fat offspring also had epigenetic modifications to genes that regulate glucose metabolism.
暴雨干扰了世界上最大产糖国巴西的加工业，而且那里很大一部分甘蔗已从食品应用转向乙醇燃料应用。
Heavy rain has disrupted milling in the world's largest producer of sugar, Brazil, where a sizeable portion of sugarcane has been diverted from food use into ethanol fuel.
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