After de-layering in this way, a company may be left with just a top level of senior managers, front-line managers and employees with direct contact with the public.
通过这种方式减少层级后，公司可能只剩下最高层管理人员、一线管理人员和与公众直接接触的员工。
2
A website's contact page is one of the most important component because this is the first line between the owner and the reader.
网站的联系页面是非常重要的组成部分，因为这是所有者与读者之间的第一线。
3
The quality of this transition is best visualized by a straight line drawn between two circles: the line's only point ofcontact with each circle is tangential.