California dogtooth violet with creamy white flowers sometimes yellow-tinged.

加利福尼亚州的一种赤莲，花乳白色，有时淡黄色。

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Sometimes it appears red, sometimes yellow, and at other times blue, violet, grey, and so forth.

它有时候是红色，有时候是黄色，其他时候是蓝色、紫色、灰色等等。

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To keep this destruction to a minimum, leaves break down their chlorophyll into less dangerous molecules that are typically transparent, though sometimes yellow.

为了将破坏将至最低，树叶关闭叶绿素功能使之变成低危险的分子，这些分子通常是透明的也有些是黄色的。

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Sometimes,yellow newspapers would also make up exciting news stories and false interviews to increase sales.

VOA: special.2009.08.28

We've all done it on the pitch - the ball's gone past you, you're out of position, you stick your arm out, concede a free-kick and sometimes a yellow card.

BBC: The hand of Henry

But if you starve them of possession, they get frustrated and can lose discipline and end up getting yellow and sometimes red cards.

BBC: Zinzan Brooke column

Workers are sometimes not supplied with respirators for handling and cleaning the yellow cake.

CNN: NUCLEAR FALLOUT