For everyday, at my dermatologist's recommendation, I wear a sunscreen of SPF 15 or 30 on my face and neck.
在我的皮肤科医生的建议下，我每天都会在脸上和脖子上涂上防晒系数为15或30 的防晒霜。
Be sure to apply sunscreen, or just use your facial moisturizer with SPF, all the way down past your neck though your chest each morning.
一定要涂抹防晒霜，或者只使用含有 SPF 的面部保湿霜，每天早晨从你的脖子一直到你的胸部。
Does the best sunscreen also have the highest SPF?
最好的防晒霜应该有最高的SPF吗？
Use sunscreen daily with an SPF of at least 15.
每天用防辐射至少15 +以上的防晒霜。
Theoretically, the best sunscreen has the highest SPF number.
理论上来说，最好的防晒霜的防晒系数也就最高。
Many dermatologists recommend using a product with an SPF of 30 or more.
很多皮肤科的专家也推荐使用防晒系数为30及30以上的防晒产品。
Although I wear a higher SPF sunscreen, I also get tanned under the scorching sun.
尽管我涂了防晒系数较高的防晒霜，但在这样的烈日下我还是晒黑了。
If you move somewhere hot and humid, you'll want a lightweight moisturizer with SPF.
如果你到了一个炎热潮湿的地方，你需要轻微的保湿和防晒。
Protect your skin from the sun all year round with a sunblock with an SPF of 30 or greater.
常年使用SPF30或防晒系数更高的防晒霜来保护皮肤。
Every girl wants to have snow-white skin, so high SPF sunblock is a must-have in the summer.
每个女孩都希望有雪白的肌肤，所以高防晒系数的防晒乳可是夏日必备圣品。
Protect your skin from the sun all year round with a sun block with an SPF of 30 or greater.
常年使用SPF30或防晒系数更高的防晒霜来保护皮肤。
Then, there are those who won't use sunscreen with a high SPF because they think they won't get a tan.
还有一些人认为自己不会晒黑，所以根本不会使用高防晒指数的防晒霜。
Of course, you should look for one with SPF protection to keep the sun from aging your lips even more!
当然，你应该找有SPF保持的一种将能够进一步阻挡阳光对你唇部的衰老。
For everyday, at my dermatologist’s recommendation, I wear a sunscreen of SPF 15 or 30 on my face and neck.
——在我皮肤科医生的推荐下，我每天给我的脸和脖子抹防晒指数15或者30的防晒霜。
Simply applying SPF 30 or higher sunscreen and bug repellent will be sufficient to rid yourself of these pests.
让你的防晒系数达到30或是更高，买些驱虫剂足够让你拜托这些麻烦。
All this can make even the best sunscreen less effective than the SPF number on the bottle would lead you to believe.
所有的这一切都会使得最好的防晒霜的防晒效果低于它瓶子上标的防晒系数。
Used properly, sunscreens with an SPF of 8 or higher completely block UVB radiation and prevent synthesis of vitamin d.
使用得当的防晒系数为8或更高的防晒霜在完全阻挡紫外线辐射的同时也阻止了维生素d的合成。
At the same time, all ISPs should implement an E-mail ID system (there are two good standards, called Domain Keys and SPF).
同时，所有网络服务商应该建立一个电子邮件地址身份系统(有两个好的标准，域名密钥和存储保护特征)。
However, if you take it every day, you'll need to start amping up your SPF, as this herb has been linked to severe sun reactions.
但是，如果你每天服用的话，那么你需要提升你的防晒指数了，因为这种提取物对引起严重的阳光反应。
He suggests choosing a broad-spectrum sunscreen, which blocks both types of UV rays, UVA and UVB, with an SPF of at least 30.
选择一款能够阻挡UVA和UVB两种射线的广谱防晒产品吧，切记SPF值要至少达到30以上。
People with Type 3 or 4, like me, as well as the 5 and 6's should wear SPF 15 outside and seek the shade between 10 a.m. and 4 p.m.
像我这样属于第3型或第4型的人，以及第5型和第6型的人，在上午10点至下午4点外出时应涂上SPF15的防晒霜并寻找遮荫处。
Without application of a sunscreen with a good SPF, skin may be vulnerable to sunspots, wrinkles, and even more serious, skin cancer.
没有一款高防晒系数(SPF)的防晒霜的保护，皮肤很容易长出日晒斑、雀斑，甚至更严重的会得皮肤癌。
An SPF 30 gives you 30 times your natural protection, and deflects 97 percent of the sun's burning rays, whereas SPF 15 deflects 93 percent.
防晒因子30能让你比只依赖你的天然防护系统多呆30倍的时间，也就是阻挡97%的紫外线，而防晒因子15则能阻挡93%。
Did you know that tan skin has an SPF of only 2-4? Obviously not worth damaging our skin when it's recommended that we get no less than 15 SPF.
你知道吗，即便是经过日光浴后的古铜色肌肤含有的防晒指数只有2~4，很显然不值得用它来损害我们的皮肤，尽管它号称会获得不低于15的防晒指数。
Take the number of SPF and multiply it by 10. That is the time that if you were under perfect conditions, you'd be safe from the sun's rays.
将SPF系数乘以10得出来的时间是你在涂防晒产品的情况下的保护时间。
Except that a couple of the originals have disappeared from sale, apparently unable to provide sufficient SPF without help from man-made chemicals.
现在，有几种天然防晒成分已经买不到了，而只用人工合成化学物质显然是没法达到足够的防晒指数的。
Except that a couple of the originals have disappeared from sale, apparently unable to provide sufficient SPF without help from man-made chemicals.
现在，有几种天然防晒成分已经买不到了，而只用人工合成化学物质显然是没法达到足够的防晒指数的。
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