VOA慢速英语:Transgenic Crops Get Good Marks in General in US Study

例句：not producing desired results; wasteful.
      没有产生意想的结果；浪费。

2.decrease vt.vi.(使)缩短; 减小, 减少

例句：The traffic accidents in the city decreased last year.
      该城市去年交通事故减少了。

n.减小, 降低

例句：There has been some decrease in imports.
      进口货物有所减少。

3.adverse adj.不利的, 有害的

例句：Dirt and disease are adverse to the best growth of children.
      肮脏与疾病对儿童健康成长不利。

4.note v.指出；特别提到

5.conventionally adv.按照惯例,照常套,照老例

6.resist vt.不受(某事物的)损害[影响]; 抗; 耐

例句：Lack of proper nourishment reduces their power to resist disease.
      营养不良降低了他们抵抗疾病的能力。