短語(yǔ)詞組短語(yǔ)zero -degree narratee 零度敘述接受者streaks in zero -degree 零級(jí)條紋zero degree signal 零度信號(hào)zero degree homogeneous 零階齊次性non -zero degree 非零映射度zero degree interpolation 零次插值zero degree of freedom 自由度為零 返回 zero degree