相关单词近义词 altricial 照顾期临近词Pretel, PRE, Pre-School Assistance Support Scheme PASS, pre-roasted material of Strontium Ferrite, Precipitatation-hardening stainless steel, Pre-Positioned Equipment Requirements List, pre-action auto-fire-sprinkling system, preformed gradient isodensity centrifugation, pre-quasi-coincident neighborhood system, prefabricated concrete simply supported beam, precast monolithic reinforced concrete frame, preassigned multiple access satellite system 返回 precocial