What is the translation of " 已经存在了一段时间 " in English?

• has been around for a while
• has been around for some time
• have existed for some time
• have been around for a while
• has existed for a while

Examples of using 已经存在了一段时间 in Chinese and their translations into English

NFC技术已经存在了一段时间。
NFC technology has been around for a while.

虚拟现实已经存在了一段时间。
Virtual reality has been around for some time.

现实情况是，扁平设计已经存在了一段时间。
The reality is, flat design has been around for a while.

虚拟现实已经存在了一段时间。
Virtual reality has existed for a while.

语音搜索已经存在了一段时间.
Voice searches have been around a while.

这个想法已经存在了一段时间。
This idea is existing for a while.

使用的APINSLinguisticTagger类已经存在了一段时间，但是与iOS11相比变得更加有效了。
The API to use is the NSLinguisticTagger class that has been around for a while but has become much more efficacious with iOS 11.

情感分析技术已经存在了一段时间，但并不总是非常精准。
Sentiment analysis has been around for a while, but it hasn't always been very accurate.

Pixelmator已经存在了一段时间，最近团队又发布了PixelmatorPro。
Pixelmator has been around for some time now, yet more recently the team discharged the Pixelmator Pro.

这个想法已经存在了一段时间，工程师们正在继续修补它。
The idea has been around for some time, and engineers are continuing to tinker with it.

情感分析已经存在了一段时间，但并不总是非常准确。
Sentiment analysis has been around for a while, but it hasn't always been very accurate.

动画Logo其实已经存在了一段时间，但最近几乎在所有的演示里都出现了。
Animated logos Animated logos have existed for some time, but recently they are appearing in almost any presentation.

该系统现在已经存在了一段时间，但昨天，一波骗局推文表明它存在痛苦的瑕疵。
The system has been around for a while now, but yesterday, a wave of scam tweets showed that it's painfully flawed.

使用无人水面舰艇来增强海军力量的想法已经存在了一段时间。
The idea of using USVs to augment naval forces has been around for some time.

Mypy是Python的一个静态类型检查工具，已经存在了一段时间。
Mypy, a static type checking tool for Python, has existed for a while.

有关移民改革的基本协议的大纲，已经存在了一段时间。
The outlines of a basic bargain on immigration reform have existed for some time.

关于移民改革的基本交易的概要已经存在了一段时间。
The outlines of a basic bargain on immigration reform have existed for some time.

我们不得不承认，这样的声誉已经存在了一段时间，”总理PillautChan-o-cha在新闻发布会上说。
We have to admit the fact that such a reputation has been around for a while,” Prime Minister Prayut Chan-o-cha told the media.

D打印技术可能已经存在了一段时间，但是不断的进步正在将这种生产方法向新的发展开放。
The technology might have been around for a while, but progress is constantly opening up this production method to new developments.

情感分析已经存在了一段时间，但它并不总是非常准确。
Sentiment analysis has been around for a while, but it hasn't always been very accurate.

这些数据库已经存在了一段时间,但他们在加速发展,因为人们需要的各种分析，他说。
These databases have been around for a while, but they're picking up steam because of the kinds of analyses people need," he says.

个性化已经存在了一段时间，但它是否曾根据新闻媒体本身进行设计和开发?
Personalization has been around for a while, but has it ever been designed and developed in the terms of news media itself?

第二个大趋势是“租一个壁橱”这个倡议已经存在了一段时间。
The second mega trend is“Rent a Closet” this initiative has been around for a while.

主要是因为虽然生产设计已经存在了一段时间，但是在现实世界中的设计能力却没有。
Primarily because while generative design has existed for some time, the ability to make the designs in the real world did not.

虚拟现实（VR）和增强现实（AR）已经存在了一段时间，最终该技术已经成熟到足以提供一个引人注目的体验。
Virtual Reality(VR) and Augmented Reality(AR) have been around for a while, but finally the technology is mature enough to offer a compelling experience.

诺瓦克已经存在了一段时间。
Novak has been there for a while.

云计算已经存在了一段时间。
The cloud has been in existence for quite some time now.

语音搜索已经存在了一段时间.
Voice search has been around for a while now.

虚拟现实已经存在了一段时间。
Virtual reality has been available for a while.

源杂志已经存在了一段时间。
Their source was Time magazine.