It would be ironic if an instrument built to detect something as vast as astrophysical sources of gravitational waves inadvertently detected the minuscule graininess of space-time.

一台原本用来探测引力波的天体物理来源这类庞然大物的设备却在漫不经心间发现了小到不能再小的时空微粒，这很具讽刺意味。

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If they detect something wrong while the system is armed, they'll transmit a wireless alert signal to a base station that will then raise the alarm.

如果他们在系统布防时发现了什么问题，就会向基站发送无线警报信号，然后基站会发出警报。

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The patrol can detect if something is going down or is about to go down.

巡逻队能发现是否有情况正在发生或即将发生。

《柯林斯英汉双解大词典》

But, according to Dietrich, we can detect something like 10, 000 odours.

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Because of that, we moved to AITs -- advanced imaging technology -- to provide security screeners with a better opportunity to detect whether or not somebody is trying to smuggle, again, something concealed on themselves, concealed in what would be a normal device or in their luggage.

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But the increase in risk, at something like 40%, is modest and hard to detect.

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