讀了，這個也是忽悠，就取樣30人，結論是were more likely； 哈哈

In its comprehensive assessment of diesel exhaust, OEHHA analyzed more than 30 studies of people who worked around diesel equipment, including truck drivers, railroad workers and equipment operators. The studies showed these workers were more likely to develop lung cancer than workers who were not exposed to diesel emissions

所有跟帖： 

• 喜歡吸柴油機排放也是一種癮，和其他毒品癮沒什麽兩樣 -堅茂- ♂ (0 bytes) () 09/25/2015 postreply 14:10:02

• 你這是扯東扯西，整個胡椒 -修車工- ♂ (0 bytes) () 09/25/2015 postreply 14:46:12

• 剛剛讀了一下堅兄的OEHHA報告，它說的是30 studies而不是30人。 -QYZ- ♂ (0 bytes) () 09/25/2015 postreply 14:48:06

• 嗯 -soccer88- ♂ (0 bytes) () 09/25/2015 postreply 15:36:36