英[\'naɪnˌfəʊld]
美[\'naɪnˌfoʊld]
My investment has increased ninefold.
我的投资已经增加了九倍.
互联网
Since domestic logging was restricted in 1998 volume of wood entering China has risen ninefold.
自从1998年中国国内限制木材采伐之后,中国木材进口量增长了九倍.
互联网
"my investment has increased ninefold"