a state of being free from guilt or regret
一种没有罪恶感或后悔的状态 (yi zhong mei you zui e gan huo hou hui de zhuang tai)
"She could sleep soundly at night because she had a clear conscience."
"她晚上能安然入睡，因为她有一颗清白的良心。" (ta wan shang neng an ran ru shui yin wei ta you yi ke qing bai de liang xin)
to dismiss something as unimportant
to do something to show you are sorry
using data and statistical algorithms to forecast future out...
not easily fooled; experienced and smart
something that makes someone feel very happy or pleased
to focus attention closely on something specific
