Sdlc
[计] 同步数据链路控制规程
🗣️ 情景例句
His studies haven't been inproving lately.
他的学业最近没什么进步。
What part of the world do you come from?
你从世界的哪部分来的？
Such undertakings require the precise planning and foresight of military operations.
这种活动需要有军事行动般的周密布署和预见能力。