Page:華英字典集成.pdf/488

Rh ;In 1000 parts of air there is one of carbon.
 * 生氣千分內有炭氣一分


 * Carbon is emitted in expiration
 * 炭氣由肺呼出


 * It is also the result of combustion.
 * 物焚亦燒出炭氣


 * Inspiring only carbon would be fatal.
 * 人獨吸氣則死


 * Vegetation (on the contrary) lives upon it.
 * 草木藉炭氣而生


 * In the air there is also aqueous vapour.
 * 氣中有水汽


 * It is most abundant in hot damp weather.
 * 天𤍠雨多則汽多


 * At night it is condensed and forms dew.
 * 水汽夜遇冷則成露


 * The atmospheric pressure.
 * 地氣有壓重之力


 * Supports mercury to the height of 28 inches.
 * 托高管內水銀卄八英寸


 * And water to the height of 32 feet.
 * 托高管內之水三十二英尺


 * The air presses equally in all directions.
 * 地氣壓力周圍勻同


 * Man is therefore unconscious of its weight.
 * 壓力勻故人不覺


 * The air in rapid motion is wind,
 * 地氣速動則成風


 * Its strength corresponds to its motion.
 * 風之大小係依氣動之緩急


 * The heat of the sun causes the air to ascend.
 * 日𤍠則令地氣上升


 * Fresh air immediately supplies its place.
 * 隨時有氣補其空缺

The Air-pump. 抽風之器名氣機筩

 * The round glass cylinder.
 * 器上用玻璃圓罩


 * The pump empties the air in the cylinder.
 * 機筩抽出罩內之氣


 * Any living thing within, then dies.
 * 納生物於罩內則死


 * A butterfly is unable to fly.
 * 納蝶於罩內則不飛


 * A lighted candle is extinguished.
 * 納火於罩內卽滅


 * A bell gives out no sound.
 * 納鈴於罩內則無聲


 * Gunpowder will not ignite.
 * 納火藥於罩內不燒


 * A coin and a feather fall together.
 * 罩內無氣錢毛一齊墜落

The Barometer. 風雨針

 * The mercury is placed in a tube.
 * 水銀貯玻璃管內


 * If any air enters it is useless.
 * 外氣泄入則不應


 * The mercury rises in fine weather.
 * 水銀升則天晴


 * Its fall indicates bad weather.
 * 水銀降則風雨


 * Its changes depend on atmospheric pressure.
 * 升降全靠地氣壓力之輕重