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- Vomit in null gravity wouldn't be fun. 如果在零重力下呕吐了可不是件好笑的事。
- Null gravity was frightening, disorienting;they soon found that things went better if they didn't use their feet at all. 没有重力让他们恐惧迷茫，大家很快发现完全不用脚反而更方便些。
- The state or quality of being null. 无效无效的状况或性质
- We are fully aware of the gravity of the situation. 我们十分清楚形势的严峻性。
- Moon's weak gravity let the gasses slip away into space. 月球的微弱引力允许气体逃到太空里去。
- Jupiter, with august gravity, sitting in the midst. 朱庇特威风凛凛地坐在当中。
- The stone rolled down the hill by gravity. 石头在重力作用下向山下滚去。
- The act of making null and void. 废除使 ... 作废和无效
- What is the force of gravity at sea level? 海平面的地球引力多大?
- He could hardly keep his gravity. 他忍不住要笑出来。
- She does not know the gravity of her illness. 她不知道自己病情严重。
- The contract was null and void because it was not signed. 这个合同无效，因为它尚未签字。
- The force of gravity pulls things towards the earth's centre. 地心吸力把物体吸向地心。
- The court ruled that the claim was null and void. 法庭裁决此项要求无效。
- null gravity 失重
- He doesn't seem to understand the gravity of the situation. 他似乎没有意识到形势的严重性。
- The marriage was declared null and void. 婚姻已宣告无效了。
- The null subset corresponds to the term 1. 空集则对应于常数项1。
- He discoursed impressively on Newton's theory of gravity. 他讲述了牛顿的引力定律，给人以深刻的印象。
- A null reference pointer was passed to the stub. 向占位程序传送了空的索引指针。
