Spyware
间谍软件；后门程式
🗣️ 情景例句
She always reminds him of Grandma. Susan
总是让他想起奶奶。
Time and words can never be recalled.
消逝的时间和说出的话不能追回。
So far, no man has travelled farther than the moon, but spaceships without people have reach other parts of the universe.
到目前为止，尚未有人到过比月球更远的地方，但无人驾驶的宇宙飞船已到达过宇宙的其它地方。