肌肉发僵时，皮肤的供血量就会减少。
The blood supply to the skin is reduced when muscles stiffen.
剁辣椒时戴上橡皮手套，因为它们会刺激皮肤。
Wear rubber gloves while chopping chillies as they can irritate the skin.
即使被蒙上眼睛时，母亲也能辨认出孩子的皮肤摸起来的感觉。
A mother recognizes the feel of her child's skin when blindfolded.
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.
三个月后，妇女的皮肤更加湿润光滑，暴露在紫外线时减少鳞片和泛红。
After three months, the women's skin was moister, smoother, and less scaly and red when exposed to ultraviolet light.
皮肤失去了年轻时的红润。
我们可能会在高温下晒黑，或者感到尴尬时脸红，但是想象一下，如果你的皮肤颜色完全随着环境的变化而改变呢?
We might tan in the heat, or go red if we get embarrassed, but imagine if the color of your skin completely changed with your environment?
这些体长不超过一毫米的虫子以人类皮肤的鳞屑为食，并且产生的过敏原在睡眠时很容易被吸入。
The bugs, which are less than a millimetre long, feed on scales of human skin and produce allergens which are easily inhaled during sleep.
当人们说夏天要把皮肤晒成古铜色时，他们通常并不是说要晒成红毛猩猩那样。
When people talk about getting an all-over tan for summer, they're not usually talking about getting an all-over orangutan.
当青蛙不在水里时，它们的身体可以通过皮肤吸收空气。
When frogs are not in water, their bodies can take air through their skin.
当我们感到兴奋或生气时，我们的心脏会向面部输送更多的血液，皮肤中的色素就会变红。
When we feel excited or angry, our heart can send more blood to the face and the pigments in the skin become red.
南非的路德维克·马瑞尚在林波波省与他的朋友们在一起时，他们开始讨论发明一种涂在皮肤上就不用洗澡的东西。
Ludwick Marishane, a South African, was with his friends in Limpopo when they started talking about inventing something to put on your skin so you don't have to take a bath.
当他这样做时，他用设备检测到了志愿者皮肤上出现汗液的程度。
While he did this, his apparatus measured the extent to which sweat appeared on the volunteer's skin.
当天气炎热时，鸵鸟会把它们背在背上，这样就增加了太阳辐射与皮肤之间的屏障厚度。
When conditions are hot, the ostrich erects them on its back, thus increasing the thickness of the barrier between solar radiation and the skin.
如果你是干性皮肤，你可能更喜欢霜，尤其用于脸上时。
If you have dry skin, you might prefer a cream - especially for your face.
我们的研究发现表明，在取出上眼脸皮肤时，适中才是最好的。
Our findings indicate that moderation is best when removing excess skin in the upper eyelid.
在基孔肯雅热流行期间，建议着装时要尽量减少可遭白天叮咬媒介叮咬的暴露皮肤。
For protection during outbreaks of chikungunya, clothing which minimizes skin exposure to the day-biting vectors is advised.
但是他们不能解释为什么皮肤不会在扩张时破裂。
But they couldn't explain why the skin didn't fall apart as it expanded.
选择防晒油时需要考虑个人的皮肤类型。
皮肤最里层的部分叫皮下组织，包含狭长的脂肪层——作为缺血时的储备。
The skin's base layer is the subcutis, which includes a seam of fat laid down as a fuel reserve in case of food shortage.
红肿：芦荟，大豆和洋甘菊温和，滋润肌肤，洁面时对皮肤不会有刺激。
REDNESS: Aloe vera, soy and chamomile are ingredients that are gentle and moisturizing enough to the skin so irritation will not occur while cleansing.
皮肤起初的肤质，类型都是基因决定的，这意味着你出生时就是这样的皮肤。
The initial quality, or type, of your skin is genetically determined – meaning that you are born with it.
当身体的毛发自然卷曲向皮肤内生长时，就会产生剃须肿块。
Razor bumps form when hairs curl back on themselves and grow into the skin.
英国皮肤科医师协会称，医生们在发现患者耳部或两颊出现无法解释其原因的皮疹时应当注意，那可能是由于过度使用手机而造成的皮肤过敏。
Doctors baffled by an unexplained rash on people's ears or cheeks should be on alert for a skin allergy caused by too much mobile phone use, the British Association of Dermatologists said.
她说，当人们变得紧张或有压力时，他们的外周血管会收缩，进而使皮肤冷却。
When people become tense or stressed, their peripheral blood vessels contract, cooling the skin, she said.
当我转身侧卧时，注意到电梯的地毯上有零星的指甲、皮肤碎屑和头发。
As I turned on my side I noticed pieces of fingernail, bits of skin and hair on the lift carpet.
当人们说到“皮肤整形术”时，他们指的通常是“除皱疗法”，即用肉毒素。
When people say "cosmetic skin treatment", they often mean "anti-wrinkle therapy". In a word: Botox.
当人出于本能把臭虫粪便抹到叮咬处、眼部、口腔或任何皮肤破损处时，寄生虫就进入人体。
The parasites enter the body when the person instinctively smears the bug faeces into the bite, the eyes, the mouth, or into any skin break.
“尽管我50多了，我感到在健康状态上我和年轻时没什么差别。”这个皮肤被晒成棕色的人说道。
"Although I am in my 50s, I feel no difference in terms of health from when I was young," the tanned man said.
维生素D，它是当阳光晒到皮肤时生成的，所以叫做阳光维生素。
Vitamin D, the so-called sunshine vitamin because it’s made when sunlight gets your skin.
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