常見例句雙語例句Easy to use: Simple installation and effortless operation.易于使用：安裝簡單，操作省力。That's why video surveillance is a great security tool for dry cleaners - it allows for effortless security and lets you keep your dry cleaning operation as hassle-free as possible.這就是為什么視頻監(jiān)控系統(tǒng)是一個偉大的安全工具， 干洗店-它允許費力的安全，并讓您保持您的干洗運作的麻煩-免費越好。www.ganxi-ganxiji.cn 返回 effortless operation