Mineral products that contain zinc oxide and titanium dioxide will still be allowed.

含有锌和二的矿产品仍然是允许的。

The upper layer of titanium dioxide also protects the gold beneath it from damage.

上层的二也能保护中间的金不受损害。

Only two inorganic sunscreen ingredients have been approved by the FDA: zinc oxide and titanium dioxide.

只有两种无机防晒霜成分获得了美国食品和药物管理局的批准：锌和二。

Physical blockers, like zinc oxide or titanium dioxide, reflect the Sun's rays by acting as a physical barrier.

物理防晒像是锌或二，像物理性屏障一样反射太阳射线。

The poster is coated with titanium dioxide and can consume the nitrogen oxide exhaust of about 20 cars per day.

这面广告牌的表面涂有二，可以吸收相当于20辆汽车一天排放的一氮量。

The " bread" of this butty is a pair of layers, top and bottom, of titanium dioxide, each three nanometres thick.

三明治的两片“面包”是二，上下各有一层，每层有三纳米厚。

He works with tiny particles of titanium dioxide, which can use sunlight to suck up smog-forming pollution and purify the air.

他目前研究二微粒，而这种物质可以利用阳光吸收污染物，达到净的目的。

The composite combines titanium dioxide with cement.

该复合材料将二与水泥结合在一起。

On the back under " active ingredients" , you can find whether zinc oxide, titanium dioxide, and those coral-harming components are present.

在背后的" 成分表" 中，你可以发现防晒产品是否含有二锌，二，或是对珊瑚有害的成分。

Typically that's where cladding materials coated  in photocatalytic titanium dioxide are installed.

通常这是安装涂有光催二的包层材料的地方。

It's titanium dioxide, iron oxide red, iron oxide yellow, and iron oxide black.

它是二、铁红、铁黄和铁黑。

I'm talking about titanium dioxide, and it's the first choice for many of the world's most famous landmarks.

我说的是二，它是世界上许多最著名地标的首选。

For the London Eye, they used around 15,000 liters - 4,000 gallons - of titanium dioxide paint to coat it.

对于伦敦眼，他们使用了大约 15,000 升（4,000 加仑）的二涂料来涂装它。

This is a combination of sweet almond oil and titanium dioxide pigment which is used in makeup today and also a little bit of beeswax.

这是甜杏仁油和今天用于妆的二颜料的组合，还有一点蜂蜡。

And considering it's more cost-effective than titanium dioxide, I know a few architects who might be willing to start using it.

考虑到它比二更具成本效益，我认识一些可能愿意开始使用它的建筑师。

The dye molecules themselves are bound to tiny particles of titanium dioxide, a less-famous (but cheaper) semiconductor than silicon, and the whole assembly is immersed in an electrolyte and sandwiched between two electrodes.

染料分子自身会与二（一种不如硅名大，但比硅便宜的半导体）的细小微粒相结合，然后整个装置会浸没于一种电解质里并夹于两个电极之间。

As a control, they exposed other mice to dust from similar geological regions outside combat — inert titanium dioxide from Georgia clay; samples from a Montana titanium mine; dirt from Camp Pendleton in California.

作为对照，他们将其他小鼠暴露在战斗以外的类似地质区域的灰尘中——来自乔治亚州粘土的惰性二；来自蒙大拿州矿的样本；来自加州彭德尔顿营的泥土。

Crucially, in that gel were plenty of thioketals, compounds that fall apart when exposed to reactive, oxygen-containing molecules, plus just a sprinkle of titanium dioxide--an inert material that, when exposed to ultrasound, releases just those molecules.

至关重要的是，这种凝胶中含有大量的硫酮合物，这种合物接触到活性的含分子就会分解，外加少量二--一种惰性物质，暴露在超声波下时，这些分子就会被释放。

Material scientists are trying to replace glass lenses with something lighter and smaller based on " meta surfaces" or engineered materials In this meta-surface lens, tiny towers of titanium dioxide are arranged in a specific pattern to focus light.

材料科学家正试图用基于“元表面”或工程材料的更轻、更小的东西代替玻璃透镜。在这种元表面透镜中，微小的二塔以特定图案排列以聚焦光线。