If he still did not change his ways, I would try again and again, in whatever way I could, to solve the problem, involving wider and wider circles of people, both above and below the offending executive and including my own boss if necessary, so that everyone involved can see the rewards for teamwork and the drawbacks of non-cooperation.
请教曹老师，both...and...做连词也可以连接两个介词短语吗？
both...and... 是成对的并列连词，所连接的成分只须对等即可。之后接介词短语非常正常。又如：
She fascinated him, both on （stage）and off stage.
无论是台上还是台下的她，都让他着迷。
《柯林斯高阶英汉双解学习词典》
A frog can live both on land and in water.
青蛙既能生活在陆地上也能生活在水中。
The film was a miserable commercial failure both in Italy and in the United States.
这部电影在乎大利和美国均遭遇票房惨败。
《柯林斯高阶英汉双解学习词典》
So the word came to be associated both with a loud sound and with danger!
因此这个词一直与尖锐的声音和危险联系在一块。
