bonnet
n
1 hat tied with strings under the chin, worn by babies and formerly by women (婴儿和旧时女子戴的)在颏下系带的帽子.
2 (in Scotland) man´s round brimless cap (苏格兰)(男用)无檐圆帽.
3 (US hood) hinged cover over the engine of a motor vehicle (机动车辆的)发动机罩盖. =>illus at App 1 见附录1之插图, page xii.
4 (idm 习语) have a bee in one´s bonnet => bee1.