I had an ultrasound scan to see how the pregnancy was progressing.

我做了超声波扫描，检查妊娠情况。

《柯林斯英汉双解大词典》

The researchers think that they can attach the sensors to cardboard boxes, and then supermarkets can scan the sensors with a portable device to see how ripe the fruit inside is.

研究人员认为，他们可以把传感器安装在纸盒上，然后超市就可以用便携式设备扫描传感器，查看里面的水果的成熟程度。

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Scan headlines, click to see the content as it appears on the page, and decide at a glance whether an item is worth reading.

浏览左侧的标题，点击即可在右侧看到内容，可以粗略的查看条目是否值得阅读。

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One drawback of the approach is that it only targets tumors researchers can see on a scan.

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You can see the brain scan images for yourself in Figure 1 on page 141 of the PDF of this article.

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People with mild memory loss will get a brain scan to see if plaques are present.

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