Safe guarding
[化] 安全防护
🧩 词语组成解析
safe
[sef]
adj. 安全的;保险的，肯定的;无损的;提供保护的;
n. 保险箱，保险柜;冷藏箱;〈俚〉避孕套;
[计] 保险
🗣️ 情景例句
How can I forget?
怎么忘得了?
I am sorry to keep you waiting.
真抱歉，让你久等了。
He fell behind with his work.
他工作落后了。