hollow glass bread
英
美
- bread n.面包vt.在...上撒面包屑
- glass n.玻璃；玻璃杯；玻璃制品vt.镶玻璃（复）glasses:眼镜.
- hollow adj.空的；空洞的；凹陷的；虚伪的；(声音)沉闷的n.山谷；洞；窟窿vt.挖空vi.形成空洞adv.完全地；彻底
- One kind of the hollow bead reinforced polyurethane foam composite was prepared.
制备出一种空心微珠增强聚氨酯泡沫复合材料。
