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- At one time it is indicated that in the beginning phase a fire in an accoutrement mall is "linear and undulate" fire in terms of gravity ventilation. 同时，实验分析还表明：自然排烟条件下，服装商场火源在起始阶段为“线性脉动”火源；
- 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。
- This is a room with good ventilation. 这是个通风良好的房间。
- 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。
- 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 force of gravity pulls things towards the earth's centre. 地心吸力把物体吸向地心。
- gravity ventilation [机] 重力通风
- 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。
- 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 rock falling to the ground is an illustration of gravity. 石块落地是地球引力的一个实例。
- The ventilation is poor, the lieutenant admits. 中尉承认，通风设备很糟糕。
- The teacher gave a demonstration of the law of gravity. 教师论证了引力定律。
- Workers should be allowed full ventilation of all their difficulties. 工人们应被允许公开讨论他们所有的困难。
- The force of gravity makes things fall to earth. 地心引力使物体落向地面。
- They altered the house to improve its ventilation. 他们把房子改装一下使它更通气。
- Regeneration production of ventilation fan. 换气扇的换代产品。
