Objective To evaluate the control effects of twelve rich - d - trans allethrin coils and allethrin coils against mosquitoes.目的测试以富右旋反式烯丙菊酯和烯丙菊酯为有效成分不同品种盘香对淡色库蚊的防治效果.Disagreements among the twelve EC countries prevented t...
营养学家说我们所摄入的卡路里中只应有33％来自脂肪。Nutritionists say only 33% of our calorie intake should be from fat.人们应该减少脂肪摄入，以降低患心脏病的危险。People should eat less fat to reduce the risk of heart disease.饮食中摄入过量蛋白质可能会加速衰老。Too much protein in the...
A cat can retract its claws, but a dog can’t.猫的爪子可以缩进去, 但狗不能。The fingers were gnarled, lumpy, with long, curving nails suggestive of animal claws.手指粗糙，关节突出，指甲又长又弯，让人想起动物的爪子。Chicken legs , chicken claws , laudatory title,...