但是，美国每磅生糖的价格在过去的一年里翻了一番，并于今年二月达到每磅40美分的顶峰，而这一价格在上个月只微微有所下降。

But the price per pound of American raw sugar has doubled in the past year and reached a peak of 40 cents per pound in February, retreating only slightly last month.

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在餐馆做的一项研究发现，服务生只是在把账单放到桌子上之前给顾客一块薄荷糖就能说服更多的顾客给他们小费。

One study conducted in restaurants found that waiters were able to persuade many more customers to leave them a tip by simply giving them a mint just before they placed the bill on the table.

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它的味道和气味都取决于生氰配糖物的量，这种物质是有剧毒的。

The taste, as well as the smell, all depends on the amount of cyanogenic glucosides, which are in fact, extremely poisonous.

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