Operational characteristic
[計] 操作特性
?? 詞語組成解析
characteristic
[,k?r?kt?'r?st?k]
adj. 特有的;獨特的;表示特性的;顯示…的特征的;
n. 特性，特征，特色，[數]（對數的）首數;獨特性;性質;
character性格，品質+istic表形容詞 →表示特性的
??? 情景例句
No, we have the Spring Festival's celebrations with feasts and fireworks.
不，我們以宴會和焰火慶祝春節(jié)。
Knowing something of everything, and everything of something.
通百藝而專一長。
Among the rubbish, I found a sign which said, 'Anyone who leaves litter in these woods will be prosecuted!'
“凡在此樹林里丟棄垃圾者，將依法處置。