The phrase "alone pick" is not correct and does not convey a clear meaning in written English.
It seems to be an incomplete or incorrect expression, and without context, it is difficult to determine its intended use.
Example: "I had to make an alone pick for the team, which was challenging."
Alternatives: "solo choice" or "individual selection".
A fair achievement for anyone, let alone pick 63 in the 2012 Rookie Draft.
No industrial robot can recognize even a tiny fraction of the millions of items Amazon sells, let alone pick, grasp, and move them safely.
Yup, that's a student company winning a Fringe First for a production of an extant play – work that wouldn't even be considered for review any more, let alone pick up awards.
After the critical and popular triumphs of "All the Pretty Horses" and its sequels (known collectively as the Border Trilogy), the late-middle-aged McCarthy found himself so thoroughly trussed in garlands and draped in medals that it's a wonder he could breathe, let alone pick up his pen again.
"We have a long way to go to hold onto the seats we gained last time, let alone pick up many more.
With app stores like Apple's and Google Play pushing 1 million apps in total each, we have long passed a point at which it is very hard for most general interest apps — for example, weather apps — to make it big, let alone pick up much traction at all.
Lights black out and return; another man stands alone, picking up the thread of the dance on the bare stage.
Similarly, romantically primed women volunteered for activities such as working in a shelter for the homeless, rather than spending an afternoon alone picking up rubbish in a park.
The United States, however, preferred to act alone, picking allied units in "coalitions of the willing" to go to war in Afghanistan.
Determining the amount each member of a giving circle should donate, for instance, let alone picking a cause to help, can be a challenge.
It is dense with hurried young epicures and hedonists, in pairs or alone, picking up dinner on the run — chili-lime shrimp ($36.75/lb)., Italian tuna ($12.50/lb)., grilled vegetables ($14/lb).
