Scientists think this is the plants' way to prevent the spread of any tree diseases and make life more difficult for leaf-eating insects like caterpillars.
科学家认为，这是植物防止树木疾病传播的方法，并给像毛毛虫之类的食叶昆虫制造些生存上的困难。
At the bottom of each slippery-sided leaf is a pool of water into which unlucky insects fall and drown.
猪笼草每个滑面叶子的底部都是一个水池，倒霉的昆虫落进去就会被淹死。
Soon, a leaf fall, cover the body in the small insects, worms suddenly felt incredibly hard, that the devil came, wanted to eat it, scared cold sweat.
不一会儿，一片树叶落下来，盖在了小虫子的身上，虫子顿时感到天昏地暗，以为魔鬼来了，想吃了它，吓得直冒冷汗。
The EPA estimates that the insects face no observable harm when consuming milkweed leaves laden with up to 150 corn pollen grains per square centimeter of leaf surface.
环保署估计，即使马利筋叶片上每平方公分有高达150颗的玉米花粉，昆虫食用后也没有明显的危害。
The digestive juices flow out of the leaf and dissolve11 the insects body into smaller pieces.
这种消化液从叶片中流出来，将昆虫的躯体分解成小块。
Sticky traps for trapping and killing to have good result to the small insects, such as aphids, whitefly, Leafhopper, vegetable leaf miner, thrips, etc.
粘虫胶诱杀技术对于小型昆虫如蚜虫、粉虱、叶蝉、斑潜蝇、蓟马等有着良好的效果。
He could see every leaf on the trees clearly, saw the birds which flew past, and the winged insects which danced in the air.
他能分辨出树上的每片叶子，看见小鸟在树丛间飞来飞去，小飞虫在空气中跳舞。
I have to poke around, turning over logs, scanning leaf litter, and examining broken branches and buds for insects, spiders, and other small creatures to emerge from their hiding places.
我一定要到处闲逛，翻开地上的圆木，检查落叶枯枝和树上的嫩芽，等待昆虫、蜘蛛等各种小生物出现在它们的栖身之处。
Some insects are hidden by their body color or shape, and many look like a leaf or a little branch.
有些昆虫为隐藏自己的身体的颜色或形状，许多看起来像一片树叶或小分支。
Other GM crops have been designed to include a few scraps of DNA from a common bacterium, rendering the plants toxic to leaf-chewing insects but not to humans.
设计的其他转基因作物，含有来自普通细菌的DNA成分，使作物对吃树叶的昆虫有毒而对人类无害。
It says the leaf-devouring insects and their larvae have chewed up at least 50-thousand trees in villages around China's capital.
报导说，这些吃树叶子的昆虫和他们的幼虫已经吃掉首都周围村庄至少5万棵树。
It says the leaf-devouring insects and their larvae have chewed up at least 50-thousand trees in villages around China's capital.
报导说，这些吃树叶子的昆虫和他们的幼虫已经吃掉首都周围村庄至少5万棵树。
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