Saturated fats are fats that are found principally in meat and dairy products, although some nuts and vegetable oils also contain them.

饱和脂肪大部分来源于类和乳制品，不过部分坚果和菜油中也含有。

He asked the waiter if the artichokes had been done in butter or oil.

他问侍者洋蓟是不是用黄油或菜油做的。

And most vegetable oils fit that bill!

而大多数菜油可以满足这一要求。

Less whole milk, more skim milk, a little less butter, way more polyunsaturated oils, less eggs and beef, and more lean chicken and turkey.

全脂牛奶无人问津，脱脂牛奶越来越受欢迎；黄油越吃越少，菜油消费急剧上升；鸡蛋牛吃得越来越少，而餐桌上的鸡火鸡愈发常见。

Oil or butter, them all being on the same plate.

菜油或黄油？他们总是放在一个盘子里的呀。

But, vegetable oils, for example, corn oil, do an excellent job of lowering cholesterol.

但是，菜油，比如说玉米油，确实能降胆固醇。

The problem with the polyunsaturated fatty acids in vegetable oils is that because of their structure, they are unstable.

菜油中包含的多元不饱和脂肪酸，化学结构极不稳定。

At the time, cooking with vegetable oils was almost unheard of.

那时候，菜油根本就不存在。

But as the process of hulling and pressing seeds and beans was mechanized, vegetable oils became cheaper than butter or animal fat.

但随着机械化生产程度的不断提高，菜油变得比黄油之类的动物油脂更加便宜。

One way is, ironically, through the effects of consuming so-called " heart-healthy" vegetable oils.

讽刺的是，其中一个途径是摄入所谓的“对心脏健康有好处的”菜油。

Despite this, and the fact that the president's attack occurred right in the middle of the rapid decline of animal fat consumption and rapid rise of vegetable oil consumption, saturated fat took the blame.

尽管如此，虽然总统先生心脏病发作于菜油消费激增、动物油脂消费骤减期间，后者却成了罪魁祸首。

So when you heat vegetable oils, free radicals as well as small lipid fragments called aldehydes can form.

所以，当被加热时，菜油会产生自由基和一种名叫乙醛的脂质碎片。

And, the hydrogenated vegetable oil in margarine inhibits these vitamin K2 processes making it easier for soft tissues, like the heart, to calcify.

而氢化过的植物油（菜油）会抑制维生素 K2 的作用，更容易导致心脏之类的软组织钙化。

Another tragic consequence of replacing saturated fats with polyunsaturated vegetable oils is losing out on the heart-protective effects of the fat-soluble vitamin, vitamin K2, found in animal fats.

将饱和脂肪换成富含多元不饱和脂肪的菜油，将带来另外一个恶果：失去脂溶性维生素 K2 的心脏保护作，用而动物油脂里富含维生素 K2。

Interestingly, as this 2004 paper showed, vitamin K2 intake reduced mortality rates from heart disease and all causes, but vitamin K1 (found in soybean and canola oil) did not.

有趣的是，正如这篇发表于 2004 年的论文所，摄入维生素 K2 有效地降低了心因性及全因性死亡率，而维生素 K1（常见于大豆油和菜油）则没有这个效果。