What else can you detect as a yes or no answer is the mouse down?

当鼠标点下时，除了检查真假还能检测什么？

哈佛公开课 - 计算机科学课程节选

But there's no scan to detect these tangles in a living patient.

CNN: Alzheimer's: Early detection, risk factors are crucial

Sensors automatically turn off lights after five minutes if they detect no movement and adjust the light level according to the available daylight.

CNN: Catalog company going lean and green

Like it or not, these excesses come with the whole package of modern consumer capitalism, and I detect no mass movement roiling to get rid of that.

NPR: Rabid Reader: 'Fat Land' and U.S. Supersizing