And Mr Savitz points to an American programme, inspired by the defensive secretions of hagfish, to develop a slime that could be used to gunk up the propellers of incoming USVs.

Savitz 先生提到了一项受盲鳗防御性分泌物启发的美国计划，该计划旨在开发一种粘液，这种粘液可以用来粘住即将到来的 USV 的螺旋桨。