Her case was particularly difficult to detect for two reasons.

We would not detect its presence for another two weeks.

In November 2009, 351 cases has been detected for each 100.000 inhabitants.

Now it could hardly be detected for more than fifteen.

I hadn't detected an inhalation from him for a while.

He could detect relative distances for a much greater range.

We may also detect a crisis of national consciousness in the old nations, and for similar reasons.

Transfusions of that sort, he said, can be detected for several weeks.

However no further movement was detected for two hours.

Don't you ever think you'd like to go back to detecting once in a while just for the fun of it?