【机】 back tender
chance; crucial point; engine; machine; occasion; organic; pivot; plane
flexible
【医】 machine
back
【医】 back; dorsa; dorsi-; dorso-; dorsum; noto-; opistho-; tergum
guard; watch; keep; shepherd; warder
【法】 jailer; keep; lookout; minion of the law; surveillance
labour; man-day; project; skill; work; worker