“closed end”简单造句，closed end造句子

Drawn cup needle roller bearings with open ends and with closed end are available in open and sealed versions.

"投资公司,投资基金:用其资本投资于其他公司的公司。这种公司分为两类,即开放型投资公司和封闭型投资公司。亦见closed end investment company, fund; "

You have closed end funds, trade as a security listed on the stock exchange, but what they do is own other securities.