Security maintenance
[计] 安全维护
🧩 词语组成解析
🗣️ 情景例句
Hi, Alexandra.
嗨， Alexandra。
One good mother is worth a hundred schoolmasters.
一个好的母亲顶得上一百个教师。
the old undue grip relaxes and the process of recuperation and repair begins.
原先不适当的紧张就会松弛下来，恢复和修整的过程就会开始。