硒
1、一种非金属的有毒元素,与硫、碲有关联并在化学方面与它们相似,以同素异形体存在。主要用于光电池、整流器和其他电子装置中 ——元素符号Se。
例如,人们以前认为铟的原子质量介于砷和硒之间。
Indium, for example, had previously been assigned an atomic mass between those of arsenic and selenium.
这事情多奇怪啊,人类——不,亚硒人怎么有时会想到这么奇怪的事情啊!
What strange things men—no, what strange things Selenites sometimes take into their heads!
南瓜籽富含蛋白质,锌,镁和硒,有助于预防抑郁症和心脏病。
Packed with protein, zinc, magnesium, and selenium, pumpkinseeds help protect against depression and heart disease.
本研究旨在探讨硒酸钠在锌锰合金电沉积中的作用机理。
The purpose of this study was to discuss the mechanism of sodium selenate in electrodeposition of zinc-manganese alloy.
研究人员首先在单晶体TiO2平面上制作一层或两层的单分子硒化铅量子点。
The researchers began by making samples of one or two monolayers of PbSe quantum dots deposited on flat single-crystalline TiO2.
大蒜是抗癌矿物质硒的精美来源。
Garlic is an excellent source of the cancer fighting mineral selenium.
缺硒会带来加重流感的风险。
Low levels of selenium have been linked to increased risk of developing more severe flu.
吃硒补充剂可能有所帮助。
Taking selenium supplements may help.
我们通常从植物中获取矿物质比如硒和铜。
We’d normally get minerals such as selenium and copper from plants.
专家说,硒元素对皮肤细胞的健康有重要意义。
Experts say selenium plays a key role in the health of skin cells.
他们还发现,长期食用硒可能会产生毒性效应。
And taking selenium over a long period of time could have toxic effects, they found.
男性对硒特别敏感。
Males are especially sensitive to selenium levels.
它含有很多色氨酸,锰,铁,蛋白质和硒等元素。
It contains a lot of tryptophan, manganese, iron, protein and selenium.
更重要的是,它含有较高的钾、维生素B、铁和硒。
On top of that, it is high in potassium, B vitamins, iron, and selenium.
尽管如此,他们含有丰富的硒,它与快乐是有关联的。
Nevertheless, they are rich in selenium, which is related to a pleasant disposition.
研究人员推断说硒含量高的饮食可以抑制肺癌的形成。
The researchers concluded high levels of dietary selenium may inhibit the development of lung cancer.
是硒元素将这些有益于皮肤健康的食物联系在了一起。
The mineral selenium connects all these foods for healthy skin.
目前为止,光电薄膜最有效的材质是铜铟硒化镓(CIGS)。
The most effective material for thin-film photovoltaics so far is copper indium gallium selenide (known as CIGS).
通过检查可获得的证据,专家声称每日补充硒,并不能预防癌症。
Taking a daily supplement of selenium will not ward off cancer, say experts who have reviewed the available evidence.
光伏电池依赖于非晶态或晶态的硅,碲化镉或者硒化、硫化铜铟。
Photovoltaic cells rely on amorphous or crystalline silicon, cadmium telluride, or copper indium selenide and sulfide.
暴露在香烟烟雾下促进了肿瘤的生长,而硒无法阻止肺癌和肝癌的发生。
Exposure to smoke boosted the growth of tumors and selenium could not stop the growth of lung can liver cancers.
一些研究显示,高含量的硒元素能减轻因阳光照射而对皮肤造成的伤害。
Some studies show that even skin damaged by the sun may suffer fewer consequences if selenium levels are high.
富含蛋白质、锌、镁、硒,可防治抑郁症和心脏病,缓解晕动病(晕车)。
Packed with protein, zinc, magnesium, and selenium, pumpkinseeds help protectagainst depression and heart disease, and may ease motion sickness. Quinoa
硒是生产谷光甘肽过氧化酶的关键,在每个细胞中找到的人体主要的抗氧化剂。
Selenium is critical for the production of glutathione peroxidase, the body's primary antioxidant that is found in every cell.
但是,现在专家称已有足够的证据来百分百的证明摄取硒不是一种防癌的疗法。
But now experts say that there is enough evidence to confidently rule out selenium as a cancer preventative therapy.
好处:包裹加州卷的海苔含有各种必需营养素,如碘,硒,钙,w-3脂肪酸。
The upside: The seaweed it\\\'s wrapped in contains essential nutrients, such as iodine, selenium, calcium, and omega-3 fats.
该小组发现电子可以从光敏的硒化铅晶体传导到相连的二氧化钛电导体。
The team found that the electrons can be transferred from photo-excited lead selenide (PbSe) crystals to an adjacent electronic conductor made of titanium dioxide.
硒还可以帮助降低低密度脂蛋白或者坏胆固醇浓度,并减低血栓和心脏病的发病率。
Selenium also helps lower LDL or "bad" cholesterol and reduces the incidence of blood clots and heart disease.
硒还可以帮助降低低密度脂蛋白或者坏胆固醇浓度,并减低血栓和心脏病的发病率。
Selenium also helps lower LDL or "bad" cholesterol and reduces the incidence of blood clots and heart disease.