存在英语怎么说
The result is True if the file tested is a file that exists and that has the specified characteristic.
More precisely it tells you that what you might have learned about electric fields deriving from electric potential becomes false if you have a variable magnetic field.
There is voltage to ground between ground part of electric equipment and point of zero electric potential of earth.
Research data indicate that there is a great deal of poverty in the United States among single-parent families headed by women.
Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was very mild.
Most attempts to explain a hot Jupiter's existence envision it forming farther away, then migrating inward.
Somewhere in my memory, I lost all sense of time.
Somewhere in my memory I've lost all sense of time.
There is always a debate on who should use the accrual method of accounting.
But the unintelligent child keeps more to himself and his own dreamworld; he seems to have a wall between him and life in general.
In the simple case for a thread that is running purely managed code in a single context, a one-to-one correspondence will exist between threads and stack chains.
Georgiou notes that students are able to learn to read faster in languages such as Greek and Finnish, because there is one-to-one correspondence between a letter and its sounds.
She kept all the letters in a box.
We also proved a one-to-one correspondence between the class of the random rough sets and the random rough approximation space.
Descartes began his musings by doubting his very existence.
I cannot be convinced to believe or disbelieve in God until I see some real physical proof.
Disputes remain, however.
Instead of throwing away a wrapper after you indulge in something sweet, keep it in a jar.
The sounds made as each wing is opened carry extremely well over distance and advertise his presence widely.
There aren't any mastodons left, but there are elephants, which descended from mastodons.
Nothing of all this is in existence now.
He lives in existence, in peace and in love.
In 1823 the city wall was still in existence.
Swear to me that while it is in existence you will not remarry.
This allows any user to create objects in any schema not already in existence.