The study showed that pandas have been in existence for up to three million years.
VOA: special.2010.01.19
Saint Irenaeus Parish is celebrating one hundred one years in existence.
VOA: special.2009.12.21
There are now more than fifty experimental vaccines in existence.
VOA: special.2010.04.20
Free trade agreements top the agenda both agreements already in existence among members, and the proposed APEC agreement that would liberalize trade across the Pacific.
VOA: standard.2009.11.09
He tested the free-diving self-propelled submersible - one of only two in existence at the time - on increasingly deep dives off the California coast.
VOA: standard.2010.06.21
"It is relatively cheap for what you get, and it has been in existence for 60 years, so it is well established as a health service and it works,".
VOA: standard.2009.09.24
In the nineteen sixties, Ray Davis Junior used the mine for his work showing the existence of solar neutrinos.
VOA: special.2009.07.21
Since ancient times, thinkers including the Greek astronomer Ptolemy believed in the existence of a huge continent on the South Pole.
VOA: special.2009.06.03
He promised to spend his remaining years in search of designs that could make human existence on Earth easier.
VOA: special.2010.05.30
The surrounding area does not make you suspect the existence of such a great opening in the earth.
VOA: special.2009.10.07
Evidence of their existence has been found in more than two thousand five hundred places so far.
VOA: special.2009.10.07
The existence of the North Pacific Garbage Patch first gained public attention in nineteen ninety-seven.
VOA: special.2009.09.22
Mister Rodney says he was surprised that this poet who came,in his words, from a very well-heeled New England existence, could move him, a Jamaican immigrant man.
VOA: special.2010.04.05
Existence of the underground facility first revealed in September raised international suspicion over the extent and aim of the country's nuclear program.
VOA: standard.2009.10.24
应用推荐