防晒霜应每隔一小时再抹一次。
每小时以及游泳后重新抹一次防晒霜。
我无论什么时候都用防晒霜，哪怕是有一点点晒到太阳的可能。
I use sunscreen whenever there is even a remote possibility that I will be in the sun.
一种防护系数为30的防晒霜使你能够待在太阳底下而不被晒伤。
A sunscreen with a protection factor of 30 allows you to stay in the sun without burning.
我不知道你有没有见过这种无广告的防晒霜。
大热天外出时应该涂上防晒霜，以免皮肤被晒伤。
You should always put sunscreen on your skin to avoid getting sunburnt when you go out in the hot sun.
建议在晴朗天气里每隔一到两个小时涂抹防晒霜。
It is suggested that sunscreen be applied every one to two hours in a sunny day.
你有什么可以防止汗液和防晒霜进入眼睛的技巧么？
Do you have tricks for keeping the sweat and sunscreen out of your eyes?
这项研究表明，其他非防晒霜形式的防晒措施，似乎最为有益。
This study said other forms of sun protection—not sunscreen—seemed most beneficial.
如果今年夏天出现热浪，我们最好也穿上衬衫，涂上防晒霜，戴上帽子。
If there is a heat wave this summer, it would be best for us, too, to slip on a shirt, slop on sunscreen and slap on a hat.
认为防晒霜会让在阳光环境下的人们产生一种虚假安全感的想法似乎是合理的。
It seems reasonable to think sunscreen gives people a false sense of security in the sun.
但是认为防晒霜会让人们在阳光下产生一种虚假安全感的这种想法似乎是合理的。
But it seems reasonable to think sunscreen gives people a false sense of security in the sun.
所以，如果今年夏天有热浪来袭，我们最好也穿上衬衫，涂上防晒霜，戴上帽子。
So if there is a heat wave this summer, it would be best for us, too, to slip on a shirt, use sunscreen and slap on a hat.
食用番茄是有好处的，因为它们所含的番茄红素是一种抗氧化剂，因此从内部起着防晒霜的作用。
It is good to consume tomatoes as they have lycopene, which is an antioxidant and hence works as a sunscreen from within.
范·奥斯坦称那些化学物质为“防晒霜”，用来防止更严重的光损伤，并帮助重建受损的聚合物纤维。
Van Oosten calls those chemicals "sunscreens" because their goal was to prevent further light damage and rebuild worn polymer fibers.
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。
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.
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。
For everyday, at my dermatologist's recommendation, I wear a sunscreen of SPF 15 or 30 on my face and neck.
许多人也没有正确地使用防晒霜——涂抹的量不够，几个小时后没有重新涂抹，并且在阳光下待太长时间。
Many people also don't use sunscreen properly—applying insufficient amounts, failing to reapply after a couple of hours and staying in the sun too long.
在你去看整形医生之前，在你花掉一半薪水在昂贵的抗衰老面霜上之前，事实上，在你做任何事情之前，先涂上防晒霜。
Before you see the plastic surgeon, before you plunk down half a paycheck on that pricey anti-aging cream, in fact, before you do anything, put on sunscreen.
好消息是，防晒霜和遮阳两种方式结合在一起可以降低黑色素瘤的患病率，澳大利亚人在日光浴前的准备活动就证明了这一点。
The good news is that a combination of sunscreen and covering up can reduce melanoma rates, as shown by Australian figures from their slip-slop-slap campaign.
好消息是，防晒霜和遮盖物的结合可以降低黑色素瘤的发病率，这一数据来自澳大利亚的 slipslopslap运动。
The good news is that a combination of sunscreen and covering up can reduce melanoma rates, as shown by Australian figures from their slip slop slap campaign.
2011年，澳大利亚针对1621人进行的一项研究发现，每天随机选择涂抹防晒霜的人患黑色素瘤的几率是按需使用防晒霜的人的一半。
A 2011 Australian study of 1,621 people found that people randomly selected to apply sunscreen daily had half the rate of melanomas of people who used cream as needed.
使用能有效滤掉紫外线的防晒霜。
然而，如今市场上有一些防晒霜产品的防日光系数高达50。
However, today there are some products on the market that have SPFs as high as 50.
即使她从头到脚涂抹上防晒系数是7的防晒霜，她也会被晒伤。
She gets sunburned even when she plasters herself from head to toe in factor 7 sun lotion.
我把自己遮盖起来，涂上厚厚的防晒系数50的防晒霜，并且躲开中午的太阳。
关于防晒霜是否能有效减少黑色素瘤，争议仍然存在——相较于预防其他皮肤癌，防晒霜能减少黑色素瘤的证据还不充分。
There is continuing debate as to how effective sunscreen is in reducing melanomas—the evidence is weaker than it is for preventing other types of skin cancer.
夏季拍摄时，你应携带防蚊油，防晒霜和防暑用品。
You shall take with you the anti-mosquito oil, sun-proof and sunstroke preventive articles for summer location shot.
或者怀疑压根就不该使用防晒霜？
喷雾型的防晒霜比其他类型的更好吗？
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