Ogbeh says experts are investigating how to control the pest's damage and prevent its spread, which has gone largely unchecked until now.
奥格贝说，专家们正在研究如何控制这种害虫的危害，并防止其蔓延，直到现在，这种情况基本上还没有得到控制。
If it was known that "Black" people were viewed differently from "African Americans", researchers, until now, hadn't identified what that gap in perception was derived from.
如果已知“黑人”与“非裔美国人”被看待的方式不同，研究人员到目前为止还没有确定那种认知差异是如何产生的。
Although only a research project at this stage, the request has raised the prospect of regulators wading into early-stage tech markets that until now have been beyond their reach.
尽管现阶段这只是一个研究项目，但这一请求提高了监管机构涉足早期科技市场的可能性，而到目前为止，监管机构还无法涉足这些市场。
Experts in public health accepted this idea decades ago, but until now no one has been able to show that a woman's ability to read in itself improves her children's chances of survival.
几十年前，公共卫生专家就接受了这一观点。但到目前为止，还没有人能够证明女性的阅读能力本身就能提高孩子的生存几率。
Up until now in our discussions and readings about the Baroque and early classical periods, we've been talking about the development of musical styles and genres.
到目前为止，在我们关于巴洛克和早期古典时期的讨论和阅读中，我们一直在讨论音乐风格和流派的发展。
It signals a change in what has, until now, been a key element of scientific endeavor.
这预示着科学探索中关键因素发生了变化。
I've been pretty lucky up until now.
到目前为止我都很幸运。
Unfortunately, most of the early popular African-American writers have been all but forgotten in modern times until now.
不幸的是，在此之前，早期受欢迎的大部分非裔美国作家在现代都几乎被遗忘了。
The idea has seemed purely hypothetical, until now.
迄今为止，这个想法似乎纯属虚构。
Up until now I've tried to be frugal in my use of XML-related terms.
到现在为止，我尝试尽量少用XML相关的术语。
But how they manage to fall so slowly has been a bit of a mystery-until now.
不过直到现在，它们能够如此“从容”下落的秘密还没有完全揭开。
But it seemed like until now, at least, we knew whose side the parents were on.
到现在为止，至少我们知道了家长们是站在哪一边的。
This resort has long been expected, but until now plans have been largely secret.
人们很早就期盼着这座公园，然而直到现在大部分计划还是秘密。
Your decision, just made, is the toughest decision you've had to make up until now.
你刚才做了一个到目前为止最为艰难的决定。
It signals a change in what has, until now, been a key element of scientific endeavour.
这标志着到目前为止被视为科研事业中的一个关键性组成部分发生了一次举足轻重的变革。
But until now, this technique could only be used to manufacture two-dimensional objects.
但是到目前为止，该技术还只能用于构建二维的结构。
And then we realized that until now our attitude had been: let the patient come to us.
后来我们认识到，我们以前的态度一直是让病人上门来找我们。
But until now there's been little indication he would take away an employee's entire pay.
但在此之前几乎没有迹象表明他会剥夺一名雇员的全部薪酬。
All fossil viruses discovered until now have been retroviruses, but borna viruses are not.
迄今发现的所有化石病毒都是逆转录病毒，但是博纳病毒却不是。
To have escaped notice until now, a new particle would also have to have some weird properties.
能够直到现在还没被发现，一个新粒子肯定有着一些奇特的性质。
Up until now, it was widely accepted that being bigger was the key to being a better oil company.
到目前为止，人们普遍认为“大”才是石油公司制胜的法宝。
Gandhi, until now too shy to even speak in front of a judge, sued the railroad company and won.
那时的甘地还非常害羞，即使在法官面前也不敢怎么讲话，却敢于状告铁路公司并且胜诉。
Unfortunately, such distant spirals look so small and faint that no one has ever done so – until now.
不幸的是，这样遥远的螺旋星系看起来是那么小，那么模糊，直到现在都没人能做到这一点。
But until now their solutions have been too cumbersome, or have not produced enough power to be useful.
但是，直到现在，他们的方案都太过繁琐，或者难以产生足够的可以使用的能量。
But until now, few groups have considered how neural devices might be hijacked to perform unintended actions.
但是到目前为止，几乎没有研究小组考虑过神经装置可能被劫持并执行意外任务的方式。
However, scientists did not know how much melamine might accumulate in eggs from this process, until now.
然而，此前科学家并不知道这一过程中可能会积累多少含量的三聚氰胺。
One reason why primates have not been the subject of anti-ageing studies until now is that they live so long anyway.
直到最近才开始用灵长类作为抗衰老研究的对象，原因之一是，灵长类寿命相当长。
However, until now it wasn't known whether the bees' full colour vision was able to keep up with their high speed flight.
不过，至今科学家们还不知道蜜蜂的色觉速度是否跟得上它们的飞行速度。
However, until now it wasn't known whether the bees' full colour vision was able to keep up with their high speed flight.
不过，至今科学家们还不知道蜜蜂的色觉速度是否跟得上它们的飞行速度。
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