青年中文believed to exist的意思
believed to exist中文翻譯：
據信存在
believed to───相信是的
believed───贊成；有信心；的存在；認為；相信
exist───vi.存在；生存；生活；繼續存在
seizes to exist───攫取生存
cease to exist───不復存在
there exist───存在著……
exist in───vt.存在于；存在于…中
exist define───存在定義
exist game───存在游戲
The necessary conditions are believed to exist in the centers of some (if not most) galaxies, including our own Milky Way .───認為必需的條件存在于某些（如果不是大部分）星系中心，包括我們自己的銀河。
mastiff may not only be the most expensive dog in the world, it is also among the rarest, with just 100 pure-bred animals believed to exist.───藏獒不僅是世間最昂貴的狗，而且是世間最珍貴的狗。據信，僅僅只存在100條純種藏獒。
are extremely dense masses believed to exist at the center of most galaxies. Their gravitational pull is so strong, they absorb light.───是被認為存在于大多數星系中心的密度極大的物質，它具有非常強的引力，可以吸收光線。
The primary mission of the Phoenix is to dig into an ice layer believed to exist a few inches below the surface.───“鳳凰”號的首要任務是挖掘火星地表下數英寸極可能存在的冰層。
About a hundred of the mutant cats, which are not albinos , are believed to exist.───有大約一百只變種貓科動物并不認為是變種，而相信是真正存在的。
These are extremely dense masses believed to exist at the center of most galaxies. Their gravitational pull is so strong, they absorb light.───黑洞是被認為存在于大多數星系中心的密度極大的物質，它具有非常強的引力，可以吸收光線。
Sumatran tigers are endangered; fewer than 500 are believed to exist in the wild and 210 animals live in zoos around the world.───蘇門答臘虎瀕臨滅絕，大概有不到500只在野外生存，還有210只在世界各地的動物園。
Only about 50 Florida panthers are believed to exist.
A training image is the numerical representation of a prior geological model that contains the patterns believed to exist in realistic reservoirs under study.
147Although black bears are common in the eastern Canadian province of Labrador, grizzly bears —often similar in color, but much larger —were believed to exist only in the western provinces.