您要查找的是不是：
- median gray layer 灰质中层
- gray layer of superior colliculus 颅侧丘灰质层
- gray layer's of cranial colliculus gray layer of superior colliculus 上丘灰质层
- His hair became gray when he was only forty. 他刚刚四十岁时，头发就变得灰白了。
- His face turned gray as he heard the bad news. 听到这个坏消息后，他的脸变得苍白。
- It is a medium- size samsonite, and it's gray. 它是一个中型的灰色绅耐特皮箱。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The blue shirt and gray tie are a good match. 蓝衬衫和灰领带很相配。
- Stolen chips can find access to the gray market. 偷来的芯片可在水货市场上找到销路。
- He was still looking gray and very tired. 他看上去仍然面色苍白,疲惫不堪。
- His black hair was tinged with gray. 他的黑头发带着一点灰白。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- A yellowish gray to pale orange yellow. 土黄色，浅黄褐色一种黄灰色到淡桔黄色
- Gray or white with or as if with age. 灰白的因年老而头发灰白的
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- A horse having a coat of mottled gray. 菊花青马带有斑点的灰色毛皮的马
- A pale yellowish pink to yellowish gray. 石膏色浅黄粉色到黄灰色
