| 单词 | filar | 
| 释义 | filaradj.  Of or pertaining to a thread; esp. in  filar micrometer,  filar microscope, one having threads or wires across its field of view. ΘΚΠ the world > space > relative position > support > hanging or suspension > 			[adjective]		 > of suspension by other specific things filar1874 the world > matter > physics > electromagnetic radiation > magnetism > magnetic devices or materials > 			[adjective]		 > suspended by thread unifilar1856 filar1874 the world > the universe > cosmology > science of observation > astronomical instruments > observational instruments > 			[noun]		 > telescope > part of > micrometer > types of wire micrometer1772 filar micrometer1874 1874    E. H. Knight Pract. Dict. Mech.  				Filar-micrometer. 1879    S. Newcomb  & E. S. Holden Astron. for Schools & Coll. 90  				By the filar micrometer we can determine the distance apart in seconds of arc of any two stars A and B. 1884    E. H. Knight Pract. Dict. Mech. Suppl.  				Filar suspension (Electricity), said of a magnetic needle, which is suspended by a filament of silk. This entry has not yet been fully updated (first published 1896; most recently modified version published online June 2022). < | 
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