shorthand
noun [ U ] uk/ˈʃɔːt.hænd/ us/ˈʃɔːrt.hænd/ (also stenography)
速记（法）
a system of fast writing that uses lines and simple signs to represent words and phrases
Their conversations were taken down in shorthand by a secretary. 他们谈话的内容由一位秘书速记了下来。
Idiom
shorthand for somethingidiom …的简略表达方式
a short, simple phrase that is used instead of a longer and more complicated phrase