difficult
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
They had submitted multiple proposals to observe such an event with Hubble, but timing these observations has proven extremely difficult, and previous attempts had not succeeded.
From Science Daily
But this test comes at a difficult time.
From BBC
But it had been a difficult three years, they added, spent yearning for the band to come back.
From BBC
Di Florio said that lots of things like outreach were being done well, but it remained a difficult condition to detect, especially when there is no history of mental illness.
From BBC
It would have been difficult to accomplish such re-engineering under the bombardments of the past three weeks, he said.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
