As in arthroplasty of the appendicular skeleton, there exists concern over wear debris leading to osteolysis and the systemic effects of free metallic ion production.
与四肢骨关节成形术一样，有磨损颗粒引起骨溶解及自由金属离子产物引起系统性反应的担心。
When we wear ill-fitting clothes, or feel over-or under-dressed for an event, it's natural to feel self-conscious or even stressed.
当我们穿着不合身的衣服或者在参加活动时觉得自己穿得过于隆重或过于随意时，自然会感到局促不安，甚至感到有压力。
She was dithering over what to wear.
她拿不定主意穿什么好。
The point of a style upgrade isn't to become more vain or to spend more time fussing over what to wear.
提升时尚品味并不意味着变得更虚荣，也不是花更多时间纠结于穿什么。
Men with a paunch are known as Under and Over Achievers — because they wear their trousers above their true waist if they can and below if they cannot.
大腹便便的男士被视为不是成功者就是倒霉鬼——因为他们如果有这个能力，是可以把裤子穿到腰以上的；没这个能力，就只能掉在腰下面。
Don't wear socks for over 7 HRS at a stretch, to avoid infections.
为了避免感染，不要一次连续穿超过7小时的袜子。
Men with a paunch are known as Under and Over Achievers-because they wear their trousers above their true waist if they can and below if they cannot.
大腹便便的男士被视为不是成功者就是倒霉鬼——因为他们如果有这个能力，是可以把裤子穿到腰以上的；没这个能力，就只能掉在腰下面。
Over the years, many brands have changed measurements so that a woman who previously wore a 12 can now wear a 10 or an 8, a practice known as "vanity sizing."
近些年来，许多品牌改变了测量单位，这样先前穿着12码地女性现在可以穿10码或8码。这一实践被称为“虚荣尺码”。
Then Jacob made a vow, saying, "If God will be with me and will watch over me on this journey I am taking and will give me food to eat and clothes to wear."
雅各许愿说：“上帝若与我同在，在我所行的路上保佑我，又给我食物吃，衣服穿。”
The New York Times has also weighed in, declaring the right-hand ring finger the "bling finger" (" bling "being the name given to the over-sized, shiny jewellery that rap stars wear).
《纽约时代》也推波助澜，把右手戴着戒指的那个手指称为“聚宝指”。Bling一词用来形容rap明星们佩戴的奢华珠宝。
But if they wear a veil over their face in a public place, anyone can ask them to uncover their face - or leave.
但是，如果她们在公共场合戴面罩，遮盖脸部的话，任何人都可以要求她们摘下面罩，或者要求她们离开。
We had to wear white suits to protect against radiation, a full respirator mask, two pairs of gloves, and plastic booties over our shoes.
我们必须戴好呼吸面罩，穿上一套防辐射的白色防护服，戴上两副手套，还要在鞋子外面套上塑料靴。
When it's really cold, wear a face mask or a scarf over your mouth to warm the air you breathe and protect your face.
很冷的时候，戴一个面罩或者围巾遮住嘴，可以给你呼吸的空气保点温，同时也可以保护你的脸。
Take a strapless dress or tunic and wear it over a turtle neck for winter or over a tee shirt or thin blouse in warm weather.
冬天，将无肩带连衣裙或罩衫穿在高领衫外面；暖和的天气可以把它穿在T恤或薄短衫外面。
Your eye doctor might also ask you to wear a shield over your eye at night until your eye heals.
你的眼科医生可能还会要你在夜晚戴着护目罩直到眼睛痊愈。
I'm personally in favor of erring on the side of over-dressing - but not to the extent that you put on something you would never normally wear.
就个人而言，我比较倾向于穿得隆重点儿——但也别破戒穿那些你正常情况下永远都不会穿的东西。
Everything that happens this morning - like Mark's decision to wear a blue shirt, or Bill's latest attempt to comb over his bald spot - is completely caused by whatever happened before it.
今天早上发生的所有事——例如张三决定要穿一件蓝色短袖，而李四呢则试图把头发梳来掩盖住秃掉的部分——都完全是因之前的事情所引发的。
Viewers wear glasses that sync with the television over an infrared signal.
观众的眼镜通过红外线和电视机同步。
Researchers also posit that high levels of stress hormones caused by ACEs can wear down the body over time.
研究人员还认定，天长日久，由ace引起的高浓度应激激素会拖垮身体。
So we know that over time elevated levels of cortisol cause wear and tear on the body.
所以我们知道过多的肾上腺皮质醇分泌会导致身体的损伤。
Scientist liken voluntary or directed attention to a mental muscle that can wear out over time.
科学家把有意识注意力必做一块脑部肌肉，随着时间的流逝，它会一点点失去力气。
Malnutrition, HIV/AIDS and cancer win over rock stars to the cause and provoke grown-ups to wear plastic bracelets.
营养不良，艾滋病和癌症这些比摇滚歌星能引起青少年的关注。
"Human hair is beautiful to wear and it's so interesting to work with," he says. "People just need to get over the fact they are wearing something from their body."
“头发穿起来如此美丽，制作过程又如此有趣，”他说，“人们只要别再认为他们穿的是自己身体上长的东西就行。”
There is no cure and existing drugs, which raise levels of key brain chemicals, do not work for everyone and their effects wear off over time.
没有药物能治愈它，也没有药物对此有长期疗效。 那些提升大脑关键化学成分的药物不是对每个人都适用，而且它们的药效也会随着时间流逝而减弱。
There is no cure and existing drugs, which raise levels of key brain chemicals, do not work for everyone and their effects wear off over time.
没有药物能治愈它，也没有药物对此有长期疗效。 那些提升大脑关键化学成分的药物不是对每个人都适用，而且它们的药效也会随着时间流逝而减弱。
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