But even mulch has its limits. Natural resource specialists point out that weeds can be transported in mulch.

VOA: special.2010.08.10

They were not specialists.

他们不只是某个领域的专家。

麻省理工公开课 - 固态化学导论课程节选

He says the technology can provide easier access to medical specialists and make it easier for people to seek medical information themselves.

VOA: special.2009.06.17

Natural resource specialists in the Queensland government in Australia note that weeds can be transported in mulch.

VOA: special.2009.05.26

The nuts and bolts. This is often put into the hands of specialists.

VOA: special.2009.11.01

After a flood, food safety specialists at the United States Department of Agriculture have this advice: Throw away anything that is not stored in a waterproof container if there was a chance of contact.

VOA: special.2010.07.19

But specialists in the region say he is to be commended for deciding to reach out across the Pacific.

VOA: standard.2009.11.12

Thailand's National Health Commission reports that scores of medical specialists have moved from the state system to private health care.

VOA: standard.2009.12.23

For five days, through one crisis after another, the Apollo 13 crew and mission specialists on the ground worked through each difficulty.

VOA: standard.2010.04.04

So far the group has sent some of whom are specialists like doctors and disaster management experts.

VOA: standard.2009.10.12

But development specialists are concerned the money will go only to medium-sized economies and bypass the poor countries that need help the most.

VOA: standard.2009.04.20

"I know that in his staff are a lot of very good specialists, But his politics and pro-Russian orientation, I do not like that."

VOA: standard.2010.02.14

But when patients live in a remote community hundreds of kilometers from the specialists they need, that kind of therapy may not be possible.

VOA: standard.2010.06.14

But that may be hard to do ince primary care physicians earn much less than specialists.

VOA: standard.2010.05.14

But Fraser says information technology specialists may have a tendency to focus on the technology and not see things from the user's point of view.

VOA: standard.2010.02.24

University specialists lead the work out sessions in community centers throughout (the state of) Missouri.

VOA: standard.2010.02.26

The small pilot project involved 10 video consultations between stroke patients and a team of rehabilitation specialists in Thunder Bay, a mid-size city near the U.S.border.

VOA: standard.2010.06.14

The volcano has sent a massive cloud of microscopic ash particles swirling across northern Europe - particles that air specialists say are highly abrasive and could cause aircraft engines to fail.

VOA: standard.2010.04.16

(Speech) Mr.Medvedev says facilities for oil and gas production, which guarantee the lion's share of Russian budget revenues, nuclear weapons, which ensure national security, as well as the country's industrial and public utility infrastructure were for the most part created by Soviet specialists.

VOA: standard.2009.11.12