unsaturated

简明释义

英[ʌnˈsætʃəˌreɪtɪd]美[ʌnˈsætʃəˌreɪtɪd]

adj. 不饱和的

英英释义

单词用法

同义词

反义词

例句

1.People should eat foods rich unsaturated fats such as olive oil.

人们应当吃橄榄油等富含不饱和脂肪的食品。

2.It provides a useful vehicle for transforming unsaturated acids to their corresponding alkenes.

它为使不饱和酸变成相应的烯烃提供了一个有用的中间体。

3.Replace saturated animal fats with unsaturated vegetable oil-based fats.

选用不饱和脂肪的植物油，取代饱和脂肪的动物油。

4.Occurs when unsaturated fatty acids combine with oxygen to produce objectionable flavours and odours.

当不饱和脂肪酸与氧结合时产生令人讨厌的味道和臭味。

5.A trans fat is an unsaturated fat which is heated, causing the fluids to evaporate and the fat to solidify.

反式脂肪是不饱和脂肪，它是活跃的，可导致液体蒸发和脂肪凝固。

6.They are often derived from plants, but seafood is also rich in healthy unsaturated fats.

不饱和脂肪在植物中是很常见的，但是海鲜也富含不饱和脂肪。

7.What was originally an unsaturated fat has now become a saturated fat.

原来的不饱和脂肪现在已经成为饱和脂肪。

8.Eating unsaturated fats can help lower cholesterol levels in the body.

摄入不饱和脂肪可以帮助降低体内的胆固醇水平。

9.In chemistry, an unsaturated compound has at least one double bond between carbon atoms.

在化学中，不饱和化合物至少在碳原子之间有一个双键。

10.Many vegetable oils are unsaturated and are recommended for cooking.

许多植物油是不饱和的，建议用于烹饪。

11.The unsaturated solution was used to test the reactivity of the compound.

该不饱和溶液用于测试化合物的反应性。

12.The oil contains many unsaturated fats, which are healthier than saturated fats.

这种油含有许多不饱和脂肪，比饱和脂肪更健康。

作文

The concept of unsaturated fats has gained significant attention in recent years due to the increasing awareness of health and nutrition. Unlike saturated fats, which are typically solid at room temperature and found in animal products, unsaturated fats are usually liquid and derived from plant sources. This distinction is crucial for individuals seeking to improve their diets and overall health. Unsaturated fats can be further categorized into monounsaturated and polyunsaturated fats, both of which play vital roles in maintaining bodily functions and promoting heart health.Monounsaturated fats, found in foods such as olive oil, avocados, and nuts, have been shown to lower bad cholesterol levels (LDL) while raising good cholesterol levels (HDL). This balance is essential for reducing the risk of heart disease and stroke. Incorporating unsaturated fats into one's diet can lead to improved cardiovascular health, making it a wise choice for those looking to enhance their well-being.Polyunsaturated fats, on the other hand, include omega-3 and omega-6 fatty acids, which are essential for the body but cannot be produced internally. These fats are found in fatty fish, flaxseeds, and walnuts. Research has demonstrated that omega-3 fatty acids, in particular, can reduce inflammation and lower the risk of chronic diseases. By replacing saturated fats with unsaturated fats in our diets, we can significantly improve our health outcomes.Furthermore, understanding the difference between saturated and unsaturated fats can empower individuals to make informed dietary choices. For instance, many people are unaware that certain processed foods contain high levels of trans fats, a type of saturated fat that is particularly harmful. By being mindful of food labels and opting for products rich in unsaturated fats, consumers can take proactive steps toward better health.In addition to their health benefits, unsaturated fats also contribute to the flavor and texture of various dishes. They can enhance the taste of salads, marinades, and baked goods, making healthy eating more enjoyable. The versatility of unsaturated fats allows for creativity in the kitchen, encouraging individuals to experiment with different recipes and ingredients.In conclusion, the importance of unsaturated fats in our diets cannot be overstated. They offer numerous health benefits, including improved heart health, reduced inflammation, and enhanced overall well-being. By understanding the role of unsaturated fats and making conscious choices to include them in our meals, we can lead healthier lives. As we continue to learn more about nutrition, it is essential to prioritize unsaturated fats and embrace their positive impact on our health.

近年来，不饱和脂肪的概念引起了人们的广泛关注，这主要是由于对健康和营养认识的不断提高。与通常在室温下呈固态并存在于动物产品中的饱和脂肪不同，不饱和脂肪通常是液态的，来源于植物。这一区别对于那些希望改善饮食和整体健康的人来说至关重要。不饱和脂肪可以进一步分为单不饱和脂肪和多不饱和脂肪，这两者在维持身体功能和促进心脏健康方面都发挥着重要作用。单不饱和脂肪存在于橄榄油、鳄梨和坚果等食物中，已被证明可以降低坏胆固醇（LDL）水平，同时提高好胆固醇（HDL）水平。这种平衡对于减少心脏病和中风的风险至关重要。将不饱和脂肪纳入饮食可以改善心血管健康，因此对于那些希望提升健康的人来说，这是一个明智的选择。另一方面，多不饱和脂肪包括 omega-3 和 omega-6 脂肪酸，这些都是身体必需的，但无法在体内合成。这些脂肪存在于脂肪鱼、亚麻籽和核桃中。研究表明，尤其是 omega-3 脂肪酸可以减少炎症并降低慢性疾病的风险。通过用不饱和脂肪替代饱和脂肪，我们可以显著改善健康结果。此外，理解饱和脂肪和不饱和脂肪之间的差异可以使个人能够做出明智的饮食选择。例如，许多人并不知道某些加工食品含有高水平的反式脂肪，这是一种特别有害的饱和脂肪。通过关注食品标签并选择富含不饱和脂肪的产品，消费者可以采取积极措施来改善健康。除了健康益处外，不饱和脂肪还为各种菜肴的风味和质地做出了贡献。它们可以增强沙拉、腌料和烘焙食品的味道，使健康饮食更加愉悦。不饱和脂肪的多样性允许在厨房中发挥创造力，鼓励个人尝试不同的食谱和食材。总之，不饱和脂肪在我们饮食中的重要性不容小觑。它们提供了众多健康益处，包括改善心脏健康、减少炎症和增强整体健康。通过理解不饱和脂肪的作用，并有意识地选择将其纳入我们的膳食中，我们可以过上更健康的生活。随着我们对营养了解的不断加深，优先考虑不饱和脂肪并接受它们对健康的积极影响是至关重要的。