我小心地打开包裹，发现里面有一个水晶钟。

I carefully opened the package and found a crystal bell inside.

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例如，我们使用的每年误差不超过1分钟的石英水晶钟表和手表。

For example, we have Quartz crystal clocks and watches accurate to within one minute a year.

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她告诉美国国家公共电台的记者，她只用了大约40分钟就写出了《寂寞水晶灯》这首歌，包括和弦和歌词部分。

She told NPR that it took her only about 40 minutes to write Chandelier, including the chords and lyrics.

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