narrowing

['nærəuiŋ]

n. 缩小, 收缩, 窄化, 变窄
动词narrow的现在分词形式

例句与用法：

The tunnel contract to a narrow passageway as you go deep.

再往里走，坑道缩小成了一条窄窄的通道。

A narrowing of a mineral deposit, as in a mine.

减少矿物沉积物的减少，如在煤矿中

The field of inquiry has narrowed down to five people.

调查的范围已经缩小到只剩5个人了。

They planed to narrow the gap between imports and exports.

他们计划缩小进出口的差额。