minimal
adjective20 搭配平均频率: 7.5
very little harm or injury
having a very small or almost no powerful effect on something
having a very small or almost no result or influence
minimal cost8.2
a very low price or expense
using the least possible amount of physical or mental energy
the smallest possible quantity of something
causing very little interruption to a process or activity
causing very little noise or interruption of peace