The phrase "a sufficient distance" is correct and usable in written English.
It can be used when discussing the appropriate amount of space or separation needed between two objects, people, or concepts.
Example: "To ensure safety during the experiment, the participants must maintain a sufficient distance from the equipment."
Alternatives: "an adequate distance" or "a proper distance".
Instead, we only update the heading once there has been a sufficient distance traveled.
But this time the drama was just a sufficient distance from a well-known reality to thoroughly confuse everybody.
"It's a challenge, no question about it," Mr. Kelly said, "to have something small enough to avoid detection but large enough to transmit a sufficient distance".
Some officers followed the homeless people into the surrounding neighborhood to ensure that they moved a sufficient distance away, she said.
The D-UMEAs were shown to display ultramicroelectrode (UME) behavior when individual active electrode was placed at a sufficient distance from each other.
A consequence of the effect is that in analogue designs metal must be kept a sufficient distance (10 μm in this process) away from matched resistor pairs.
For ramjet mode operation, two distinct combustion stabilization locations were found for fuel injection a sufficient distance upstream of the cavity.
Polar groups could be incorporated into one of the alkyl groups without loss of activity if they were placed at a sufficient distance from the urea function.
The biggest challenge, such as it was, was finding a spot to study on Seven Mile Beach a sufficient distance from the skin-baring revelers at Hedonism II, the famously racy resort nearby.
Seen from a sufficient distance, the cars in which we travel and which we know we built ourselves will look as though they were "as inescapable a part of ourselves as the snail's shell is to its occupant".
This was mainly because the four sampling strategies adequately captured the environmental variability of the study area, and because plots in the opportunistic sampling were located at a sufficient distance from tracks to avoid potential edge effects.
