scanning 是什么意思

	n. 1.细看，细察，审视。 2.【电视】扫描，扫掠,搜索。

	the act of systematically moving a finely focused beam of light or electrons over a surface in order to produce an image of it for analysis or transmission
	the process of translating photographs into a digital form that can be recognized by a computer

	1.	Narrowly did we scan our resources . 我们曾经仔细地检查了我们的资源。
	2.	Mrs. davidson scanned his face . 戴维逊太太仔细端详他的面部表情。
	3.	Step scanning is an expedient technique . 分段移位测量是一个实用的方法。
	4.	My fingers scan a book in braille . 我的手指扫描着一本盲文书。
	5.	The voyagers scanned the shore . 漂流者们仔细地察看着海岸。
	6.	This line does not scan . 这一行不合韵律。
	7.	Powerful searchlights snap on and scan the area . 强大的探照灯“啪”的一声打开，向这片区域扫射。
	8.	He opened his book of statues on the table and scanned the index . 他打开桌子上的法令全书查看索引。
	9.	He turns the bicycle about scanning the hand brakes . 他把一辆自行车转过来转过去，仔细研究那手刹车。
	10.	Scanning in declination may be achieved by tilting the aerial system . 进行赤纬扫描时，可以把天线倾斜。

scanning是什么意思