So it was that employees who took care of horses on behalf of those who could afford to keep stables gained this name; which then narrowed its meaning to only those who did the professional riding.

所以这些照顾马匹的雇员为马场主人们赢得了这个名字。在之后的日子里，这个词的意义被限定为那些职业的骑马师。

youdao

As the word came down to English in the 16th century through Latin it narrowed its meaning from including things like garlic to mostly referring to Onions.

16世纪时，这个词经由拉丁语传入英语中，它的词义范围由泛指大蒜等植物的鳞茎缩小到仅表示洋葱。

youdao

The primitive meaning may be narrowed, broadened or completely altered in the process of being used.

原始意义在使用过程中或缩小或扩大，有的甚至完全改变。

youdao

Decimalization has narrowed the spread between the highest bids and lowest offers, meaning individual investors are paying less when buying stocks and getting more when selling them, much to the chagrin of Nasdaq marketmakers whose spreads have been crimped.

FORBES: Safe at any Speed