['silvә]
n.
森林里的树木, 森林, 森林志

[ noun ]
the forest trees growing in a country or region
<noun.object>

Sylva \Syl"va\, n.; pl. {Sylv[ae]}. [L. sylva, better silva, a
wood. See {Silva}.] (Bot.)
Same as {Silva}.

Silva \Sil"va\, n.; pl. E. {Silvas}, L. {Silvae}. [L., properly,
a wood, forest.] [Written also {sylva}.] (Bot.)
(a) The forest trees of a region or country, considered
collectively.
(b) A description or history of the forest trees of a
country.