美国留学选择什么专业好?留学美国热门专业推荐
2019-06-26
更新时间:2024-04-21 05:13作者:小编
一:硒是什么意思(中英文)解释的意思
硒是一种化学元素,原子序数为34,符号为Se。它是一种非金属元素,在自然界中以多种形式存在,包括有机和无机形式。硒具有重要的生物学功能,对人体健康至关重要。
Selenium is a chemical element with the atomic number 34 and symbol Se. It is a non-metallic element that exists in various forms in nature, including organic and inorganic forms. Selenium has important biological functions and is crucial for human health.
硒的音标为 /ˈsɛliəm/。
The pronunciation of selenium is /ˈsɛliəm/.
硒广泛应用于医药、农业、化妆品等领域。它被认为是一种抗氧化剂,可以保护细胞免受自由基损伤。此外,硒也被用作制造玻璃和陶瓷的原料。
Selenium is widely used in the fields of medicine, agriculture, cosmetics, etc. It is considered as an antioxidant that can protect cells from free radical damage. Additionally, selenium is also used as a raw material for manufacturing glass and ceramics.
1. 硒在人体中起着重要的作用。
Selenium plays a crucial role in the human body.
2. 这种药物含有大量的硒,有助于提高免疫功能。
This medication contains a high amount of selenium, which helps to boost the immune system.
3. 农民们在土地中添加硒,以改善作物的生长。
Farmers add selenium to the soil to improve crop growth.
4. 这种化妆品添加了硒成分,可以抵御环境污染对皮肤的伤害。
This cosmetic product contains selenium, which can protect the skin from environmental pollution.
5. 研究表明,缺乏硒会导致多种疾病,包括心血管疾病和癌症。
Studies have shown that a deficiency in selenium can lead to various diseases, including cardiovascular disease and cancer.
1. 硒元素 (selenium element)
2. 硒化合物 (selenium compound)
3. 亚硒酸盐 (selenite)
4. 硒酸盐 (selenate)
5. 有机硒化合物 (organic selenium compound)
总的来说,硒是一种重要的化学元素,在医药、农业和化妆品等领域都有广泛应用。它对人体健康具有重要作用,可以保护细胞免受自由基损伤。因此,我们应该保持适当的硒摄入量,以维持身体健康。同时,也要注意避免过量摄入硒,以免出现不良反应。