man-powered

a.人力的

mamma, mammal, mammalian, mammary, mammon (also Mammon), mammoth, mammy, man, man Friday, man of letters, ,woman of letters, man of letters, woman of letters, man-at-arms, man-eater, man-eating, man-hour, man-hunt, man-killer, man-like, man-made, man-of-war, man-size (also man-sized), manacle, manage, manage to do, manageable, management, manager, manageress, managerial, managing director, mandarin, mandate, mandated, mandatory, mandible, mandolin, mandragora, mandrill, mane, maneuver,