Security policies
[计] 安全性策略
🧩 词语组成解析
n. 政策；保险单（policy的复数）
🗣️ 情景例句
Would you kindly hold these keys, please?
请帮我拿一下钥匙。
Parents usually put a small red paper packet under their child's pillow.
父母常常会在孩子枕头下放一个小红包。
Excuse me. Are the hourse-drawn streetcars free?
对不起，这些马车是免费乘坐的吗？