“sporadically”造句，怎麼用sporadically造句

Ebola has a very high fatality rate, up to 90 percent in some outbreaks, and has appeared sporadically since 1976.

Deep red cherry trees are planted sporadically to offer shading for the stone benches beneath as well as visually demark the start of the "garden village".

In retrospect I'm surprised they were patient enough to work with me, even sporadically; we never met in person during that time and it was always a struggle to edit stories.

And secret talks continue, if sporadically, between the government and Abdullah Ocalan, the imprisoned PKK leader.

However, smallpox no longer occurs, following its worldwide eradication in 1980, whereas monkeypox still occurs sporadically in parts of Africa.

New outbreaks can occur sporadically in any part of the world where water supplies, sanitation, food safety, and hygiene are inadequate.

Hepatitis A occurs sporadically and in epidemics worldwide, with a tendency for cyclic recurrences.

There are some trees sporadically around his house.

Loyalist tanks and artillery that had been sporadically bombarding the city for several weeks were silenced (at least temporarily) after pinpoint air strikes on the 23rd.