为什么皮肤会变紫？Sometimes you play and you get hurt (受伤). The color of your skin changes. So you have a bruise (淤青) under your skin. ……

getting closer to danger, they will fall into the tunnels (通道) and be led to safety. The tunnels have... of trouble for railway companies. While crossing the railway, the turtles keep getting stuck (卡住 ……

. You may have a bruise (淤青) under your skin. A bruise is broken capillaries (毛细血管破裂). The blood cells (血细胞) inside the capillaries get together under the skin. They make your skin look purple (青紫的). ……

Ultraviolet (UV) Monitor. The device can help care for your skin by keeping track of how much ultraviolet.... When you enter your personal skin type and the SPF (Sun Protection Factor) of your sunscreen ……

这些营养物质可以保护你的皮肤。Spending too much time under the sun can damage (损害) your skin. But the nutrients listed below can help you rebuild (重建) your skin cells. ……

that could be planted under a person's skin might be marketed very soon.Developed by Applied Digital...植入身体的"电子身份证"极难伪造，但它真能成为你的"护身符"吗？WOULD you carry around an electronic ID (身份证), not in your pocket ……

of the day. However, for your health and safety, there are a few dos and don’ts you should follow.Having.... However, for your health and safety, there are a few dos and don’ts you should follow.How often and how ……

orpop(挤) pimples. This pushes germs further under your skin. It could make your skin look red. It also... wait for your pimples to go away, read this carefully:Wash your face twice a day with warm water ……

I. Getting startedI. Getting startedWhat kinds of robots do you want to have in your life?What....If you eat too many carrots, your skin may turn orange.If you eat too many carrots, your skin may turn ……

was running a state-sponsored doping program. Russia’s track and field program came under *scrutiny... not see any Russian track and field athletes winning any medal, or participating at all ……

the product quality and safety laws. And sometimes, our media are not getting enough information.Under..., it's hard for me not to feel upset and ashamed about these international safety incidents ……

魔镜魔镜告诉我：我的皮肤好不好？Say “hello” to this mirror (镜子) and it will tell you how healthy your skin (皮肤.... It takes photos of you and analyzes (分析) your skin. It tells you how many pimples (痘痘) you have, how big ……

In Australia, because we have really high levels of UV sunlight, skin cancer is a big problem. There are many government and Australian Skin Cancer Foundation campaigns telling Aussies to “slip, slop ……

are at their strongest.●Wear tightly-woven (紧密编织的) clothes to protect your skin.●Use a sunscreen (防晒... to your health.So, before you go to the pool, here are some need-to-know facts:What are some ……

are at their strongest.●Wear tightly-woven (紧密编织的) clothes to protect your skin.●Use a sunscreen (防晒... to your health.So, before you go to the pool, here are some need-to-know facts:What are some ……