They can detect ultrasound; this means that when a bat approaches, the moth can detect the bat's presence.

它们可以探测到超声波；这意味着当蝙蝠靠近，飞蛾可以察觉到它的存在。

youdao

Unfortunately, this means that disk utilities cannot properly detect the presence of such disks.

遗憾的是，这表示磁盘工具不能合理检测这种磁盘的存在。

youdao

It can detect the presence of people on the other side of a barrier by distortions to the reflected radio waves caused by their breathing or heartbeat.

它可以通过由人们呼吸和心跳所引发的，反射无线电波产生的扭曲，来探测障碍的另一边是否有人存在。

youdao

It turns out you can use that for lots of things, you can use it to detect the presence of small amounts of chemicals anywhere.

可以将抗体用来做很多事情,可以用来检测,任意地方是否存在某种微量的化学物质

耶鲁公开课 - 生物医学工程探索课程节选

You detect the presence of your friend's soul through its affects on your friend's body.

你可以检测到你朋友的灵魂的存在,通过它对你朋友身体的影响。

耶鲁公开课 - 死亡课程节选

And I always tell my students that it is just as important to be able to detect the presence of discrimination as it is to detect when discrimination is NOT present.

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Consequently, we should not be surprised that federal authorities have been using various means to detect the presence of radiation in unauthorized places.

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The investigators collected samples of burned materials from the house and sent them to a laboratory that could detect the presence of a liquid accelerant.

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