Turning by hand; a hand-cranked mechanism (e.g., devices that are hand-driven or hand-powered).
古いラジオは手回しで発電するタイプだ。
The old radio is a hand-cranked type that generates power.
災害時には手回し充電のライトが便利だ。
A hand-crank rechargeable flashlight is useful during disasters.
Preparations; arrangements — making plans or doing the necessary background work to ensure something goes smoothly.
イベントの手回しは彼に任せておけば安心だ。
If you leave the event arrangements to him, you'll be safe.
会議の手回しをして、出席者に資料を配った。
I made the arrangements for the meeting and distributed materials to the attendees.
事前の手回しがないと当日バタバタすることになる。
Without prior arrangements, things will be hectic on the day.