As well as making the explosion more reliable, this allowed military engineers to turn the fougasse into a booby trap.

绊索细线制成，一头系在燧发装置的扳机上。

Fantasy yarns mixed to flat ones, never very thick, with different aspect: boucle, jaspe, vrille, hairy, felted, tweed, but never exaggerated.

较特殊的纱线，本主题中并无粗纱，纱线外观有不同的变化：小、异色、螺旋状钮结、多毛、缩绒等，但都不会有太夸张的表现。