sheath-knife

n (pl -ves) knife with a fixed blade that fits in a sheath 有鞘的刀. =>illus at knife 见 knife 插图.

shave, shave off, shaven, shaver, shaving, shaving-brush, shaving-cream, shaving-foam, shaving-stick, shavings, shawl, she, she'd, she'll, she's, she-, sheaf, shear, shearer, shears, sheath, sheathe, sheathing, sheaves, shebang, shebeen, shed, shed weight, sheen, sheep, sheep-dip, sheep-dog, sheep-fold, sheepish, sheepishly, sheepishness, sheepskin, sheer, sheet, sheet lightning, sheet music,