Egg parasitoids of the genus Trichogramma are widely used in biological control against Lepidopterous pests.赤眼蜂属是生物防治中广泛用来防治鳞翅目害虫的一类重要天敌昆虫.Maria spent the weekend eradicating pests from her garden.玛莉亚整个周末都在花园除虫.Several k...
Frogs eat pests which destroy crops and carry diseases.青蛙吃破坏庄稼、传播疾病的害虫。He doesn't spray against pests or diseases.他并不喷药防虫祛病。Rodents carry diseases and are generally regarded as pests.啮齿目动物传播疾病,常被当作害虫对待....
...the Government-funded body responsible for conserving historic buildings.政府资助的历史建筑保护机构...soil-conserving methods of good husbandry.优良畜牧业所采取的土壤养护法In colder weather, your cat will curl up into a tight, heat-conserving b...
Cubism was hard to read, willfully ambiguous , and yet demotic too.立体派很难理解, 恣意地前后矛盾, 然而它却通俗.Cubism , Abstractionism, and Pop art have all been epochs in the postrealistic era.立体派 、 抽象派以及通俗派艺术都是出现在后现实主义时期内的重要事件.Cubism is ...
基层职员的流动率特别高。Staff turnover is particularly high among junior grades.职员的专业素质给我们的印象很深。We were impressed by the professionalism of the staff.她负责确定这家公司职员的工资标准.She is responsible for the determination of wage levels within th...
南美洲和北美洲由一条运河连在一起.South America is joined to North America by a canal.南美洲和北美洲相连.South America is jointed to North America.这里采用的符号和表示方法实际上是北美洲通用的.The symbols and notation used herein are essentially those in current use in...