Dr. Hotez says the effectiveness in the test does not mean all malaria programs should use bendiocarb, or that indoor spraying should be the only method used.

霍特兹博士表示，测试的有效性并不意味着所有疟疾项目都应该使用恶虫威，也不意味着室内喷洒是唯一途径。

youdao

Does this mean that medications lose their effectiveness or worse yet, become dangerous after the expiration date?

这是否意味着药物失去效力或更糟糕的是，在到期日期之后变得危险？

youdao

How much do players have to specialize to maintain maximum effectiveness; does taking a crafting skill mean you're necessarily weaker in combat?

玩家需要怎样钻研才能最有效，专注工艺技能意味着必须在战斗方面消弱？

youdao

"It'll mean a quantum leap in productivity and effectiveness, " he said.

BBC: NEWS | Technology | Yahoo makes semantic search shift

The report also concluded that protecting areas of land did not always mean protecting particular species and that the effectiveness of compensation schemes for biodiversity was rarely monitored.

BBC: Jobs or birds: Turning Rio rhetoric into reality

That would mean clear evidence about Vytorin's safety and effectiveness might never be obtained.

FORBES: Magazine Article