The phrase "a pair of cords" is correct and usable in written English.
It can be used when referring to two cords that are typically used together, such as in clothing, accessories, or equipment.
Example: "I need to buy a pair of cords for my new jacket to ensure it fits properly."
Alternatives: "two cords" or "a set of cords".
These structures, which are attached to the throat of the embryo by a pair of cords, apparently function in respiration.
The truth, though, is that I'm writing this in a pair of cords from the very same high street retailer I just slagged off.
Derek had been in his underpants when I arrived and pulled on a pair of cords about two inches too short - a style of trouser to which he is attached, despite his wife's opinion that it suggests a hint of mental health issues.
I am: a person who loves clothes (every payday I get the same old itch, sending me down an ASOS hole from which I emerge, hours later, struggling for breath, with nothing to show but a sense of shame so strong I fear it can be smelt on me, seven tops and a pair of cords which I know will be too long when I add them to my curséd basket, delivered to my work the next day via Premier Delivery).
Cablevision also last week debuted a pair of "cord cutter" Internet packages, which include the option to bundle in HBO NOW.
The cerebral ganglion is connected with the ventral ganglion by a pair of nerve cords.
The studio had two rows of cushioned metal Pilates-style chairs, with a pair of bungee cords with wrist loops hanging above each.
From these lead a pair of nerve cords which run along either side of the body beside the longitudinal muscle bands.
The rest of the central nervous system is generally "ladder-like", consisting of a pair of nerve cords that run through the bottom part of the body and have in each segment paired ganglia linked by a transverse connection.
