买二手轮胎时一定要极其谨慎。
那些女孩们害怕蛇，一路极其谨慎地看好每一步走。
The girls were afraid of snakes and picked their way along with extreme caution.
为避免手稿遭到更多的破坏，艺术博物馆研究团队的人员在查看原稿字迹时，需要极其谨慎地选择所用的技术。
To avoid further damage to the manuscript, the research team at the art museum has had to be extremely selective in the techniques they used to see the original writing.
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