Sentence examples for it is usually needed from inspiring English sources

It takes about 15 seconds for a protein sequence of 400 amino acids before the predicted result appears on your computer screen; the longer the sequence is, the more time it is usually needed.

It takes about 10 seconds for the above computation before the predicted result appears on your computer screen; the more number of query proteins and longer of each sequence, the more time it is usually needed.

It takes about 30 seconds for the above computation before the predicted results appear on the computer screen; the more number of query proteins and longer of each sequence, the more time it is usually needed.

"Straw purchasing," as it is called, is usually needed by people whose history a criminal record, perhaps?—would make it impossible for them to pass a background check.

As a result, although empirical knowledge of the things signified by the terms is usually needed, it is necessary to argue beyond simple and intuitive cognitions, via syllogisms and demonstrations, to consolidate one's certitude that not only representations exist.

Antibiotic treatment is usually needed, and in many people -- it is not clear why -- the leptospires run amok, leading to kidney and liver failure, meningitis and, sometimes, death.

Nevertheless, additional clarification is usually needed.

Clarification is usually needed only when there are alternative points of view on an issue.

A simple course of antibiotics is usually needed to fight the scarlet fever.

However, prolonged contact is usually needed for infection to occur.

Periodically irrigation is usually needed to maintain the health of green roofs.