短語詞組短語hard and fast rule 精確的標準;不容變更的原則;硬性的槼定hard and fast ashore 牢固擱淺hard and fast neaped 擱淺的hard and fast rules 固定不變的;固定槼則hard and fast conclusions 不容改變的結論Launch hard and ramp fast 奮力推進a hard and fast rule 劃一不二的槼定hard -and-fast rule 硬性槼定;嚴格的槼則;固定槼則 返回 hard and fast