Protected computer system
[计] 保护计算机系统
🧩 词语组成解析
protected
[prə'tektid]
v. 保护( protect的过去式和过去分词 );防护;投保;关税保护;
🗣️ 情景例句
And my grandfather.
还有我祖父。
Know something like the palm of one's hand.
熟知其事，了如指掌。
'He had travelled only seven miles across the Channel when his engine failed and he was forced to land on sea.
但他只在海峡上空飞行7英里，引擎就发生了故障，他只好降落在海面上。