1. Don't be afraid to learn. Knowledge is weightless, a treasure you can always carry easily. 不要害怕去学习。知识是一种财富你能很容易带走，而且没有重量的。
2. In Ambreene's awed fingers, the gem seemed warm and alive-and weightless, as if it could float on its own. 在艾布瑞妮充满敬畏的手指间，宝石温暖而有活力，却没有丝毫重量，就像它能自行飘浮。
3. They will be "the first bride and groom to be married in zero gravity, " the company, a provider of commercial weightless flights, said. 他们将成为「第一对在无重力状态下结婚的新郎与新娘」，这家提供商业无重力飞行的公司说。
英英解释
adj.
1. having little or no weight or apparent gravitational pull; light
