The biggest infestation of locusts for at least 25 years wrought havoc on east Africa.

至少25年来蝗灾给东非造成了严重破坏。

Twelve days later, he killed them and estimated the extent of their infestation.

12天后，他把这些幼蜂都杀了并测量它们体内感染程度。

This new funding brings the U.S. humanitarian response to the infestation to $19 million.

这笔新资金使美国对虫害人道主义援助达到1900万美元。

Just thinking about a bug infestation is uncomfortable.

仅仅想到虫害就让人不舒服。

Local agriculture officials say farmers alone cannot solve the locust infestation.

当地农业官员说，仅靠农民无法解决蝗灾。

In recent years, warnings of infestations in ponds and lakes have become routine.

近年来，池塘和湖泊虫害警告已成为家常饭。

An infestation in 2023 caused widespread alarm, but was swiftly dealt with.

2023年一次臭虫泛滥引起了广泛警觉，但很快就得到了处理。

And bark beetle infestations killed thousands and thousands of trees.

感染树皮甲虫使成千上万树木死亡。

Warmer winters amplify a third major threat to the moose: infestations by winter ticks.

冬季蜱虫侵扰。

And 80 percent of survey respondents want hotels to do the same-even if the infestation is long gone.

80%受访者希望酒店也能公开类似信息，即使虫害早已不复存在。

Officials in Italy say they're taking action to tackle an infestation of rats around the Colosseum in Rome.

意利官员宣布正在采取行动，应对罗马斗兽场周边老鼠泛滥。

Aiming treatment at those animals would reduce the likelihood of resistance emerging without harming a farmer's ability to control infestations.

集中治疗这些动物则会降低耐药性发生可能性，同时也不会损害农民控制虫害能力。

In this case, his first theory is that the collapse might have been caused by an infestation of large rats.

在这个例子中，他第一个理论是，倒塌可能是由老鼠侵扰造成。

It is common sense, of course, to try to prevent infestation rather than merely treating it once it has arisen.

当然，防病胜于治病是常识。

Dr Paz knew from past work that sheep with severe worm infestations tend to have abnormal bacterial populations in their faeces.

Paz博士从过去工作中了解到，患有严重蠕虫感染绵羊粪中往往细菌种群不正常。

A recent government report estimated that about 1 in 10 French households had had bedbug infestations between 2017 and last year.

近一份政府报告估计，从2017年到去年，约每10户法国家庭中就有1户曾遭受过臭虫侵扰。

Scabies is not an infection, but an infestation.

疥疮不是感染， 而是侵扰。

And it also stops the infestation spreading.

并且还能阻止害虫扩散。

Sheep might stop this Crowd animals together and one likely outcome is parasitic infestation.

把羊群聚在一起，很可能会导致寄生虫感染。

The usual approach to infestation is to administer vermicidal drugs.

通常做法是给动物服用驱虫药物。