| vacuum tube |
tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
출처: wordnet.princeton.edu/perl/webwn
|
|---|---|
| vaccine |
(Cal
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
|
| vaccinia virus |
an virus of the genus Orthopoxvirus that does not occur in nature, being propagated only in the laboratory for use as an active vaccine against smallpox. The present virus is derived from the original one used by Jenner, obtained from the lesions of cowpox, but the origin of the original virus remains unclear. ...
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
|
| vacuum tube |
a glass tube from which the air has been exhausted to a high degree of vacuum.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
|
| Vaccinium macrocarpon |
The cranberries are a group of evergreen dwarf shrubs in the genus Vaccinium subgenus Oxycoccus, or in some treatments, in the distinct genus Oxycoccus. They are found in acidic bogs throughout the cooler parts of the Northern Hemisphere. Cranberries are low, creeping shrubs to 10 cm tall (often less), with slender, wiry stems, not thickly woody, and small evergreen leaves. ...
출처: en.wikipedia.org/wiki/Vaccinium_macrocarpon
|