elbow grease

n.

费体力的工作，重活；

Elbow grease
Elbow Grease
Elbow Grease
Wanted: elbow grease
Wanted: elbow grease
Elbow grease: when action feels like work
Elbow grease: The experience of effort in action
Ancient women’s elbow grease
Beware the quick fix: elbow grease works best.(Editor's Page)
Quantum information: Entanglement as elbow grease.
Phenomenal and metacognitive. Elbow grease: when action feels like work
Letter to the Editor-Elbow Grease and OxiClean? for Cleaning Fentanyl- and Acetylfentanyl-contaminated Surfaces.
AIDS and the lung. 1--AIDS, aprons, and elbow grease: preventing the nosocomial spread of human immunodeficiency virus and associate...