| English | Russian |
| one step at a time | не всё сразу (fa158) |
| one-time | закрытый (The last of the one-time Smile Center dentists accused in lawsuits of performing "unnecessary" or "excessive" treatments on minors that were then billed to Medicaid have settled the cases.) |
| one-time | некогда (Quong Kee was the last of the one-time large Chinese colony of Tombstone. 4uzhoj) |
| take one step at a time | не делать поспешных шагов (I strongly urge anyone who gets that diagnosis for their cat to just take one step at a time. 4uzhoj) |