最早的丝绸纸使用迹象是在一个贵族的坟墓中被发现的，据估计，这位贵族逝世于公元168年左右。
The earliest indication of silk paper being used was discovered in the tomb of a noble who is estimated to have died around 168 AD.
在过去十年左右的时间里，美国青少年对社交媒体的使用从偶尔的活动变成了日常活动。
Over a decade or so, American teens' social media use shifted from an occasional activity to a routine one.
世界希望将现代能源的使用范围扩大到十亿左右没有能源的人，同时也要减少使地球变暖的燃料。
World looks to expand modern energy access to the billion or so people without it, while also cutting back on fuels that warm the planet.
它也有着惊人的历史，在公元前2800年左右的巴比伦，已知最早的肥皂被制造和使用。
It also has an amazing history, in Babylon around 2800 B.C., the earliest known soap was made and used.
在出现这种情况的同时，世卫组织估计可使用现有措施预防全球疾病负担的70%左右。
This comes at a time when WHO estimates that use of existing measures could prevent around 70% of the global disease burden.
在日本，已经有500项左右的智能卡服务可供使用，并且许多服务正在转移到移动手机上。
There are already 500 or so smart-card services in use in Japan and many of these are migrating to mobile phones.
1900年左右，人们发明了镍镉电池，它最初在需要更多能源的时候使用。
Nickel-cadmium cells came along around 1900 and were used in situations where more power was needed.
在这只昆虫离我只有一英寸左右时，我使用了微距镜头。
I have used a macro lens as the insect was only an inch or so long.
而即便使用了这些革新措施后，他的柴油用量也仅仅减少了25%左右。
But these innovations have reduced his use of diesel by only around 25%.
MBAN覆盖半径一米左右的范围，因此它使用的电池可以小不少。
AN MBAN would encompass a radius of about one meter, so it could use a much smaller battery.
可以使用鼠标或键盘的左右键控制滚动条进行滚动，以显示日程表条目的标题信息的其余部分。
You can use a mouse or the keyboard left and right arrow keys to scroll with the bar, and you can display the rest of the header information for calendar entries.
尽管在过去十年左右的时间里，募集和使用了数以百万美金，野生老虎的数量仍下降一半。
Despite millions raised and spent in the last decade or so, wild tigers may have declined by half over that time.
七月份联邦赤字总达1.1万亿左右，如果使用美元硬币可能会是几近崩溃的国会减少开支的一个方法。
With the federal deficit totaling around $1.1 trillion through July, switching to a dollar-coin might provide a way those desperate in Congress to cut costs.
如果试验获得成功，机场可能会在一两年左右的时间里开始使用该项技术。
If the trials prove successful, airports could start using the technique within a year or two.
您会受到他们的软件、操作系统、显示器大小甚至是左右手使用习惯的限制。
You're limited by their software, their operating system, their monitor size, even their right - or left-handedness.
紧随在你身后的AT M使用者用数码红外摄相机就可以确定你按了哪些键，准确率在80%左右。
Someone following immediately behind an ATM user can use a digital infrared camera to determine what keys were pushed with about 80 percent accuracy.
此时，使用的是48帧/秒，每帧都分左右两边的图片。
In this case, 48 frames per second are used, with frames alternating for left eye and right eye pictures.
目前日常使用的汉字是3500个左右。
通常人们只使用了他们手机5 - 10%左右的功能。
He estimates that the average person only USES 5 to 10 percent of the functions available on their handsets.
使用F2.8-F4左右的光圈，并且选择性的对焦，将您想要强调的部分放在焦点上。
Using an aperture of 2.8 or 4 will allow you to use selective focus, putting more emphasis where you choose.
但12到25英尺左右这一长度范围的帆船则既有使用固定龙骨，也有使用活动龙骨的。
But there is a wide range of boats from 12 to about 25 feet with either a fixed keel or a centerboard.
让孩子学会左右逢源的方法是让他们使用自己的资源。
The way kids learn to be resourceful is by having to use their resources.
《报告》估计，如果使用非专利药品替代原创产品，那么国家将可以节省60%左右的药品支出。
The report estimates that countries could save about 60% of their pharmaceutical expenditures by shifting from originator medicines to generic products.
到了1990年左右，摩西教堂部分被修复了，但是犹太教群体只被允许在一年中的少部分节假日中使用它。
In the late 1990s it was partially restored, but the Jewish community was allowed to use it on only a handful of holidays each year.
树皮鞋的使用寿命只有一个星期左右。
虽然CPU资源的请求在一条陡峭的曲线上，但是实际使用却处于100 CPU单元左右。
Although requests for CPU resources are on a steep curve, the actual usage is staying at around 100 CPU units.
另一个问题是使用寿命的问题，利德泽说，硅材料光电板的使用寿命一般为20年左右，而且性能比较稳定。
Problems also remain with operational lifetime. Silicon devices will generally last around 20 years and are very stable, Lidzey says.
基本上，光圈在1.8左右的镜头已经足够大多数人使用了，并且时常你还要把光圈调小了使用。
In general, all you really need is one that is around F1.8 as that aperture is wide enough for most uses and you may even find yourself closing that up at times.
基本上，光圈在1.8左右的镜头已经足够大多数人使用了，并且时常你还要把光圈调小了使用。
In general, all you really need is one that is around F1.8 as that aperture is wide enough for most uses and you may even find yourself closing that up at times.
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