Indeed, the wordcontrol turns up with surprising frequency.
控制一词的出现频率非常高。
2
What many people mean by the word "power" could be more accurately described as "control."
许多人对“权力”这个词的理解可以更为准确地用“控制”来形容。
《柯林斯英汉双解大词典》
3
Once a certain number of users have solved the suspicious word with the same result, it becomes a controlword itself and the OCR software can learn this word.