单词patent-cliff
网络: 专利悬崖；专利的悬崖；专利断层期
The heart of the problem is the looming patent "cliff" (see chart).
问题的核心是迫在眉睫的专利到期“悬崖”（见图表）。
There is a simple explanation for most of the mergers and acquisitions in the pharmaceutical world these days: the so-called Patent Cliff.
最近，制药行业内部兼并案不断，大部分可归结为一个原因：所谓的pantentcliff“专利悬崖”。
Patent cliff refers to a sharp drop in revenue that a company experiences when a lucrative patent expires.
“专利悬崖”是指企业的收入在一项利润丰厚的专利收效后大幅度下降。
This "patent cliff" has been estimated to be worth a staggering $200 billion over the period 2008-12.
估计从2008到2012年，这种“专利失效”造成的损失惊人，大约为2000亿美元。
For example, Lilly is already facing the biggest "patent cliff" in the industry.
举个例子，美国制药巨贾礼来公司已经面临著业界最大的“专利悬崖”。