安装一氧化碳检测器来警告是否存在这种致命的、无色无味的气体。

Install a CO detector to alert you of the presence of the deadly, odorless, colorless gas.

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摄像头被放置在机器人体内，可以在黑暗中工作，它还可以充当探测器，发现被困人员和检测有害气体。

The camera, also acting as a detector that finds trapped people and detects harmful gases, is placed in the robot, which can work in the dark.

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一年到头，她从安装在田地里的专用取样器收集气体样本，然后到实验室检测这些样本。

Throughout the year, she obtains gas samples from specialized Chambers installed in the field and measures the samples in the laboratory.

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I could take an unknown gas and put it in and measure it and then say, wow, those are the lines that are characteristic of sodium.

我取一种未知气体，把它放到管里,然后检测它，哇，这些线是钠的特征。

麻省理工公开课 - 固态化学导论课程节选