abbreviated notationabridged notationshort notationshorthand notation简化: simplify; facilitate; ideali ...符号: character; sign; symbol; mar ...简化符号, 略号, 代号: contracted notation美国标准简化符号(螺纹): antarctic circle量化符号: quantification symbol; quantized symbol下载手机词典可随时随地查词查翻译