The bristol university investigators say a precautionary approach is needed .

布里斯托尔大学研究人员们认为需要采取必要的预防措施。

These discoveries complement those of karen spencer at bristol university .

这些发现与布里斯托尔大学卡伦斯宾塞的发现形成了互补。

Bristol expects to sell perhaps 150 of its hand-assembled cars this year .

布里斯托尔希望今年能销售出150辆手工组装的汽车。

The bristol team , even took into account factors such as social class .

布里斯托尔团队甚至考虑到了例如社会阶层之类的其他因素。

I sold my houseboat in bristol and gave up my job at an organic food company .

我卖掉了布里斯托尔的船屋，并放弃了有机食品公司的工作。