But then I happened to read that lead in paint makes colors (particularly yellow and red) brighter and last longer; because lead costs less than alternates, cheaper toys are more likely to contain it.

可后来我偶然学到了一点知识：涂料中所含的铅有让色彩更艳丽、使油漆更耐用的作用，特别是红色及黄色涂料；而由于含铅涂料要比其他代用涂料便宜，因此，便宜的玩具含铅的可能性更高。

youdao

curly shoot virus and tomato yellow leaf curl virus. These predatethe arrival of biotype B, but the new arrival does particularly well on plants infected by them.

在中国，烟粉虱传播烟草曲茎病毒和番茄黄曲叶病毒，这些病毒在B生物型入侵前便有之，但新的生物型在感染该等病毒的植株上活得尤为“有滋有味”。

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Yellow fever is a particularly dangerous disease which kills up to 50% of those with severe illness.

黄热病是一种极其危险的疾病，重症患者的死亡率最高可达50%。

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Particularly when your yellow card is for one of the many offenses that fall under the rubric of "unsporting behavior" such as shirt-pulling, time-wasting or obstruction.

WSJ: Angel Di Maria's Delay Tactics Leave Real Madrid Seeing Yellow��Gabriele Marcotti

The traffic layer, which lights up in red, yellow and green depending on the amount of traffic, also was particularly helpful on the way back to New York.

WSJ: Review: iPhone Google Maps lags Android version

Scrum-half Care's yellow card in the 69th minute, for a shoulder charge on Marcus Horan, was particularly galling as, at that stage, Ireland only led 11-6.

BBC: Indiscipline angers boss Johnson