It's an imposition to ask the workers to work sixteen hours a day.
"要求工人每天工作十六个小时,真是太过份了。"
I'd like to stay if it's not too much of an imposition on you.
要是不给你添太多麻烦的话,我倒是愿意留下来。
The imposition of the tax on books caused a sharp rise in price.
对书籍课税造成书价急剧上涨。