单词	天然国境
释义	天然国境法natural boundary
随便看	corrugated covering corrugated culvert corrugated cupped corrugated cylinder corrugated deck corrugated dewatering tube corrugated diaphragm corrugated dide corrugated displayer corrugated draining sheet corrugated drum corrugated drum microfilter corrugated ease corrugated edge corrugated edge belt ship unloader corrugated elbows corrugated elliptic waveguide corrugated expansion joint corrugated expansion pipe corrugated fastener corrugated fasteners corrugated fiberboard corrugated fiber board corrugated fiberboard case corrugated fibreboard