(of a person) strong, healthy, and full of energy (人)充满活力的;精力充沛的;精力旺盛的 ■characterized by or involving physical strength, effort, or energy 用力的;体力的;充满活力的 vigorous aerobic exercise. 强度大的有氧运动。 ■(of language) forceful (语言)有力的;犀利的 a vigorous denial. 有力的否认。 ■(of a plant) growing strongly (植物)茁壮的
派生 vigorously adverb vigorousness noun 语源
Middle English: via Old French from medieval Latin vigorosus, from Latin vigor (see vigour)