/nɒtʃ ||; nɑtʃ/noun[C] 1 a level on a scale of quality 等；级: This meal is certainly a notch above the last one we had here. 这顿饭绝对要比我们上次在这里吃的那顿好。
2 a cut in an edge or surface in the shape of a V or a circle, sometimes used to help you count sth V形或圆形凹痕（用于帮助计算的） ☞picture at blob 见blob插图