The phrase "a collection of key" is not correct in English.
It should be "a collection of keys." You can use it when referring to a group or assortment of keys, typically in contexts related to organization or access.
Example: "In the drawer, I found a collection of keys that belonged to the previous owner of the house."
Alternatives: "a set of keys" or "a group of keys."
The SNP leader, Alex Salmond, hailed a "wind of change" sweeping Scotland as he won his seat with a swing of almost 20% and his party inflicted some serious blows on Labour to pick up a collection of key seats.
With his Alex Mill label, which has its debut this fall, he has created a collection of key pieces, understanding that men like to find the right fit and fabric and buy more of the same.
Each chapter takes a collection of key countries, summarizes their enduring features and national interests, and then argues how Washington should relate to them to ensure that no power emerges, in any region or globally, to unite others against the United States.
The former is defined as a collection of key frames extracted from a video.
The population of the research is a collection of key stakeholders including coffee farmers, local coffee collectors and five coffee manufacturing companies in Buon Ma Thuot City.
Group interviews were thus comprised of a collection of key informants.
Shopsin, who is thirty-eight but could be mistaken for a preteen boy, wore a green sack skirt, Nike Cortez sneakers, and a baseball cap; a collection of keys hung from a lanyard around her neck.
Document stores These can be thought of as nested key-value stores, where a key points to a collection of key-value stores rather than simply a value.
This is a collection of 150 key Spanish words taught over 30 lessons with mini-games and revision quizzes.
A vocabulary is calculated as a collection of characteristic key weak poses.
A unique framework with a collection of the key reliability models is presented here to guide the determination of the system reliability based on the strength of malicious acts and performance of the recovery processes.
