Phoenix Arizona police chief, Jack Harris. "It takes officers away from doing what our main core mission of local law enforcement is."

VOA: standard.2010.05.08

So our main goal, at least my own passion is artificial intelligence.

我们的主要目标，至少我自己最热衷的，是人工智能。

什么是认知科学？ - SpeakingMax英语口语达人

"So our main challenges are: how do we stabilize the vessel itself in all those waves?

VOA: standard.2010.01.04

"Our main thrust has to be to help Pakistan defeat these extremists,".

VOA: standard.2009.03.29

"It is now a coalition effort, and it is our main effort.

VOA: standard.2009.12.03

And yet we're getting less for our money." The main way that the federal government pays for health care is by insuring older people through the Medicare program.

VOA: special.2009.05.15

We're going to upgrade interdiction. We're going to upgrade our efforts to go after the main drug traffickers.

VOA: standard.2009.06.15

"Our three main groups of people are refugees, single mothers and Japanese who are unemployed."

VOA: standard.2009.09.09