Caution! The site can't guarantee, that text has age permission. The site is not recommended, if you are less than 18 years old.
The site shows example sentences for English words. How the word or phrase could be used in a sentence?
" ... Although astronomers had already theorised that radiation pressure – the force of starlight – was pushing material away from huge stars like this, they couldn’t figure out how. Starlight’s pressure is very weak, so the only way it works is when massive stars expel dust of this size, big enough to be pushed. ... "
" ... This fractured surface was first seen in Voyager images, but these were taken at poor resolution and only offered scientists the opportunity to class them as “wispy terrain”. But Cassini has shown that these lines aren’t surface deposits of frost, as some had theorised, but icy cliffs running through a myriad of other fractures. ... "