基本解释adj.無重量的;無重力的同根派生 weightlessly相关词英汉例句用作形容詞 (adj.)Knowledge is weightless, a treasure you can always carry easily.知識是一種無重的、可以輕易攜帶的珍寶。Man is weightless in space.人在太空失重。We feel weightless when the elevator descends.儅電梯下降時,我們會感到失重。weightlessly更多例句