大家都搜：
自然灰
1、grey seal───灰海豹
2、dapple grey───adj.灰色（或白色）带深色斑点的；菊花青色的
3、grey market───灰市，半黑市
4、natural───adj.自然的；物质的；天生的；不做作的；n.(Natural)人名；(西)纳图拉尔；n.自然的事情；白痴；本位音
5、grey cat───灰猫
6、mr grey───格雷先生
7、wolf grey───狼灰
8、grey hairs───老年人
9、zincous grey───锌灰色
1、You can also enjoy mud packs with the natural mud, smooth, grey, soft, and plastic as butter.───你还可以享受天然泥制面膜，灰色的泥，光滑、柔软, 像黄油一样易塑。
2、Many species, such as the grey Wolf and brown bear, have experienced substantial population declines and seen their ranges contract as their natural habitats have been destroyed.───许多物种，比如灰狼和棕熊，在遭受了数量急剧下降和自然栖息地的PoHuai殆尽之后，它们的活动范围小得可怜。
3、Osmium (Os) : The densest of natural elements-twice as dense as lead-this blue-grey metal finds a home in applications where hardness and durability are essential.───锇：是一种密度大的自然元素——其密度是铅的两倍——这种蓝灰色的金属在需要硬度和稳定性的应用领域大放异彩。