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Astat
as·ta·tine [ˈæstəti:n] 名词 no pl
astatine (At)
Astat m <-s>
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单语范例(未经PONS编辑处理)
As such, astatine could be expected to have a metallic appearance; show metallic conductivity; and have excellent ductility, even at cryogenic temperatures.
en.wikipedia.org
Depending on the author, one or more from selenium, polonium or astatine are sometimes added to the list.
en.wikipedia.org
The inclusion of antimony, polonium and astatine as metalloids has also been questioned.
en.wikipedia.org
互联网提供的例句(未经PONS编辑处理)
[...]
The radioactive element astatine, the name of which is derived from the Greek word for 'instability,' is so rare on earth that it has not yet been investigated to any greater extent and, as a consequence, very little is known about it.
www.uni-mainz.de
[...]
Das radioaktive Element Astat, dessen Namen sich aus dem griechischen Wort für instabil ableitet, kommt auf der Erde so selten vor, dass es kaum erforscht und daher nur wenig darüber bekannt ist.
[...]
Using artificially generated astatine, the Mainz-based physicist Sebastian Rothe has now managed for the first time to experimentally explore one of its fundamental parameters, the ionization potential, and thus determine one of the most important properties of the rare element.
[...]
www.uni-mainz.de
[...]
Dem Mainzer Physiker Sebastian Rothe ist es nun anhand von künstlich erzeugtem Astat erstmals gelungen, die fundamentale Größe des Ionisationspotenzials zu ermitteln und damit eine der wichtigsten Eigenschaften des seltenen Elements zu bestimmen.
[...]
[...]
Astatine is the rarest naturally occurring element on earth.
[...]
www.uni-mainz.de
[...]
Astat ist das seltenste Element, das natürlicherweise auf der Erde vorkommt.
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[...]
Ionization potential of radioactive element astatine measured
[...]
www.uni-mainz.de
[...]
Ionisationspotenzial des radioaktiven Elements Astat bestimmt
[...]

在双语词典中的"astatine"译文