提姆·多格特（Tim Doggett）是英國化學企業協會（Chemical Business Association）的執行長，該協會代表從製造商到分銷商、運輸商與貿易商的整個化學品供應鏈，他同時也是英國貿易協會論壇（Trade Association Forum）的董事。
"It's not a cure, but because I got a good remission, that hopefully means that I'll keep the cancer at bay for a good long time."
，更多细节参见同城约会
record equipment or "business machines," arguably the first form of business，更多细节参见91视频
* 分区函数：将数组按pivot分成两部分