Maintenance strategy
[计] 维护策略
🧩 词语组成解析
🗣️ 情景例句
What kind of computers are you experienced in?
你熟悉哪种电脑？
If you want knowledge, you must toil for it.
若要求知，必须刻苦。
Betty and Susan are talking on the telephone.
贝蒂和苏珊正在通电话。