Failure-free operation
[计] 无故障运行, 正常运行
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
You are always straying from the subject.
你说话总爱跑题。
He hasn't answered my letter yet.
他还没有给我回信。
Even by modern standards, the 46,000 ton Titanic was a colossal ship.
却使用现代标准来衡量，45，000 吨的“泰坦尼克”号与算得上一艘巨轮了。