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汉语拼音：huī fā

液体在低于沸点的温度下变为气体向四周散发，如醚、酒精、汽油等都容易挥发。

1. 发挥。充分地发表意见或详尽地阐明道理。

   唐 杜甫 《别苏徯》诗：“数论封内事，挥发府中趋。” 金 赵秉文 《就刘云卿第与同院诸公喜雨分韵得发字》：“今年视草直金鑾，云章妙手看挥发。” 章士钊 《＜苏报＞案始末记叙》：“革命非公开昌言不为功，将何处得有形势已成之言论机关，供吾徒恣意挥发哉？”

2. 发扬。

   唐 孟郊 《读张碧集》诗：“谁作采诗官，忍之不挥发。”

3. 固体或液体在常温下变为气体而散发。如酒精、汽油、樟脑等都能挥发。

• just cleaning up the squeegee still soft and volatile solvent, is not the end of a full abrasive immediately.

  不柔冲洗完的胶刮还是不不硬、溶剂初合座挥发，不成当即打磨。

• When the liquid nitrogen is gone, grind everything up to a fine powder.

  在液氮挥发前要把样品捣碎成细小的粉末状。

• The gas is going to be richer So in a distillation, where you put things up in the gas, more of the ethanol comes up.

  这时气相更多也更容易挥发，所以在蒸馏中，物质变成气态，乙醇会更多地跑出来。

• The system can be custom configured to monitor a variety of conditions, including VOCs, dew point, oxygen and a number of other gases.

  该系统可定制，根据需要监控的各种条件而特定配置，这些条件包括挥发性有机物，露点，氧气和其他很多很多气体。

• Treated sludge is often stored in ponds where the water eventually evaporates, leaving behind a dried, red, clay-like soil.

  赤泥经处理后，通常在池中储存，待水分挥发后，分离出红色粘土状物质。

• A vacuum dryer is typically used for separating a volatile liquid by vaporization from a powder, cake, slurry, or other moist material.

  一个真空干燥通常用于分离其他潮湿的材料一挥发性液体的蒸发从粉，蛋糕，浆，或。

• Emissions of VOCs, in and of themselves, do not necessarily give rise to health or environmental concerns.

  挥发性有机化合物的排放量，其本身并不一定会导致健康或环境问题。

• THOUGH BY NO MEANS the only factors in halitosis , the volatile sulfur compounds produced by bacterial metabolism are a prime suspect.

  细菌代谢所产生的挥发性硫化物，虽不会是造成口臭的唯一凶手，但却是主嫌。

• The easy to operate security, incombustible, does not volatilize, does not have the stimulation to the human body.

  使用方便安全，不燃烧、不挥发、对人体无刺激。