hydrae
英 ['haɪdri:] 美 ['haɪdri]

n.

水螅( hydra的名词复数 )；难于根除的祸患；九头蛇；难以根除的祸害，水螅

权威例句

Magnetic cycles of HR 1099 and LQ Hydrae
Imaging the Disk around TW Hydrae with the Submillimeter Array
The Far-Ultraviolet Spectrum of TW Hydrae. I. Observations of H2 Fluorescence
Disk Accretion in the 10 Myr Old T Tauri Stars TW Hydrae and Hen 3-600A
New Members of the TW Hydrae Association, β Pictoris Moving Group, and Tucana/Horologium Association
VLA Imaging of the Disk Surrounding the Nearby Young Star TW Hydrae.
Detection of far-infrared rotational lines of water vapour toward W Hydrae.
Dynamo processes and activity cycles of the active stars AB Doradus, LQ Hydrae and HR 1099
Discovery of seven T Tauri stars and a brown dwarf candidate in the nearby TW Hydrae Association
Evidence for Accretion: High-Resolution X-ray Spectroscopy of the Classical T Tauri Star TW Hydrae