She has recently begun to slouch over her typewriter.最近，她坐在打字机前就开始变得无精打采的。A red supergiant , Betelgeuse is no slouch of a star either.参宿四是一颗红色的超巨星.One can appear to be about two inches shorter by practicing a slouch.装成没精...
The area is of great botanical interest.这一领域有重大的植物学研究价值。His discovery was hailed as the botanical find of the century.他的发现被誉为本世纪植物学的最重大发现。Collect geological samples, faunal materials, botanical specimens, and sediments s...