常見(jiàn)例句用作形容詞 (adj.)Knowledge is weightless, a treasure you can always carry easily.知識(shí)是一種無(wú)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.當(dāng)電梯下降時(shí)，我們會(huì)感到失重。 返回 weightlessly