تلفظ بین المللی : /dɪlˈɪbəɹətnəs/ تلفظ : [dI2l'Ib3r@tn@s]
English
The quality of being deliberate; calm
consideration; circumspection.
An instrument by means of which a sound can be made to produce a visible trace or record of itself. It consists essentially of a resonant vessel, usually of paraboloidal form, closed at one end by a flexible membrane. A stylus attached to some point of the membrane records the movements of the latter, as it vibrates, upo...
