The more pesticides are used, the more resistant the insects become so the more pesticides have to be used. It's a vicious circle.
杀虫剂使用得越多,那些昆虫的抵抗力越强,因此就要使用更多的杀虫剂。这是一个恶性循环。
It must also be shock resistant, which is why no spinning media exists.
它还必须是抗冲击的,这就是为什么没有旋转介质存在的原因。
These new crops must also be more resistant to drought, heat and pests.
这些新作物还必须具有更强的耐旱、耐热和抗虫害能力。
This is a super-antibiotic resistant Staphylococcus epidermidis disease.
这是一个超级抗生素耐药表皮葡萄球菌病。
It is the easiest of crops to grow and is seemingly resistant to any disease.
它是最容易种植的作物,似乎对任何疾病都有抵抗力。
Refugia are areas on the reef that are seemingly well resistant to bleaching.
生物避难所是珊瑚礁上那些看起来很耐漂白的地方。
They have one more characteristic that's very important, and that is that they are exceptionally resistant to salt water.
它们还有一个非常重要的特征,那就是对盐水有极强的抵抗力。
Genetic engineering also may provide a partial solution, as new strains of drought-resistant crops continue to be developed.
随着抗旱作物新品种的不断开发,基因工程也可能提供部分解决方案。
If insects paid attention to such advertisements, they might be prompted to lay their eggs on a duller, and presumably less resistant host.
如果昆虫注意到这样的广告,这可能会促使它们将卵产在一个更迟钝、据推测更不会抵抗的寄主上。
Borlaug's new semi dwarf, disease resistant varieties, called Pitic 62 and Penjamo 62, changed the potential yield of Mexican wheat dramatically.
Borlaug新型半矮秆抗病品种,被称为Pitic 62和Penjamo 62,极大地改变了墨西哥小麦的潜在产量。
It is an effective approach to breed the resistance cultivars of seedless grape by transferring resistant gene into the cultivars of Vitis vinifera.
将抗性基因转入葡萄品种是培育无核葡萄抗病品种的有效途径。
In fact, you may have heard about the new "superbugs", which are antibiotic-resistant bacteria that have developed as a result of overprescribed antibiotics.
事实上,你可能已经听说过新的“超级细菌”,它们是由于过量使用抗生素而产生的耐抗生素细菌。
Many people use the term "drought tolerant" to describe such plants, but they never actually stop needing to consume water, so Farrant prefers to call them drought resistant.
许多人用“耐旱”这个词来形容这种植物,但它们实际上从未停止消耗水的需求,因此法兰特更喜欢称它们为抗旱植物。
If conditions within an organism's environment occasionally or regularly become harsh, it may be advantageous for an organism to have a resistant stage built into the life cycle.
如果一个有机体的环境条件偶尔或经常变得严酷,它可能是有利于这个有机体在生命周期中形成一个抗性阶段的内建。
The empty shell of a snail or clam may be left behind, and if it is sufficiently durable and resistant to dissolution, it may remain basically unchanged for a long period of time.
蜗牛或蛤蜊的空壳可能会被留下来,如果足够持久和抗溶解,它可能会在很长一段时间内基本保持不变。
This combination of characteristics—long, strong, flexible, resistant to salt water—makes Manila hemp a great material for ropes, especially for ropes that are gonna be used on ocean-going ships.
这种长、结实、柔韧、耐盐水的特性结合,使得马尼拉麻成为很好的绳索材料,特别是用于制作远洋船只的绳索。
Paint the shed with weather-resistant paint.
用抗风雨的油漆把棚子漆一漆。
Oiled wood is water-resistant and won't flake.
上过油的木头防水而且不会剥落。
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