柯林斯词典safety glass 1. N-UNCOUNT Safety glass is very strong glass that does not break into sharp pieces if it is hit. 安全玻璃 返回 safety glasses剑桥词典special pieces of strong glass or plastic in a frame that fits tightly to a person's face to protect their eyes from dangerous chemicals or machines 安全眼镜，护目镜 返回 safety glasses