谷歌母公司Alphabet股价暴跌，市值蒸发超过5000亿美元
· nbcnews.com
谷歌母公司Alphabet股价一度暴跌15.8%，有望创下该公司历史上最大单日跌幅。
Shares of Google parent company Alphabet sank on Thursday by as much as 15.8%, putting the company on course for its worst single-day drop in history.
The plun...