1. The shrillness may disguise disagreement in Pyongyang about how to deal with Mr Lee and Mr Obama. 尖锐的腔调可能掩盖了平壤内部关于如何与李明博和奥巴马打交道这一问题上的分歧。
2. Mr Tanenhaus has no time for the shrillness of the political right. But what about the shrillness of the political left? 唐纳豪斯先生没有时间放在尖锐的右派身上，但是对于尖锐的左派呢？
3. But now, in an age of cultural shrillness and unrestrained rumor-mongering on the Internet, these three questions (or variations of them) are finding new adherents. 然而，在当今这个崇尚刻薄文化的时代，在这个可以通过互联网肆无忌惮传播流言的时代，这三个问题（或由此衍生的东西）有了新的实际应用意义。
英英解释
n.
1. the quality of being sharp or harsh to the senses
2. having the timbre of a loud high-pitched sound
