Some have been exceptionally slow to succeed.
This is an exceptionally slow data transmission rate, even for human operators who had great difficulty operating a morse key that slowly.
There were a few indigenous diseases - syphilis comes to mind - but that one was exceptionally slow to kill in the American context.
Delayed or severe nerve damage can mean up to several years' recovery time because nerve growth is exceptionally slow.
Glauke has an exceptionally slow rotation period of about 1200 hours (50 days).
"We cannot be expected to allow for exceptionally slow rates of fugue withdrawal."
I mean," she said with the type of enunciation a teacher might use on an exceptionally slow student, "that 110 is unresponsive.
Volume was exceptionally slow, with only 126.6 million shares changing hands, down from 170.3 million on Friday.
Perhaps there are hiccups in the service, which was exceptionally slow on that particular evening.
The sonata opens with an exceptionally slow introduction, in which emphasis is put on the equality of the two instruments, kept throughout the entire work.