他本人算不得一個(gè)好的行政官員，盡管在他需要的時(shí)候他能有效地運用統計資料，可他對數字的掌握卻不夠好。
He is not much of an administrator himself: though he can use statistics to good effect when he wants to, he has no great grasp of figures.
說(shuō)話(huà)的藝術(shù)有效地使用詞并優(yōu)雅地傳授某人思想的藝術(shù)和技巧
The art and technique of using words effectively and with grace in imparting one's ideas.
總統答應會(huì )迅速有效地懲罰恐怖分子。
The president promised swift and effective retribution against the terrorists.
你如果可以正確有效地使用一個(gè)詞，你就是了解它了。
If you can use a word correctly and effectively you comprehend it.
