The phosphorus in burning unites with the oxygen of the air and hence the gas that remains in the jar is chiefly nitrogen. 伯莎M.克拉克.科學通論.
This heating or vulcanizing process fixes the elasticity of the rubber, increases its strength enormously and unites the parts in such a way as to make the shoe practically one piece. 佚名.神奇的知識之書.
Wood and coal, and in fact all animal and vegetable matter, contain carbon, and when these substances burn or decay, the carbon in them unites with oxygen and forms carbon dioxide. 伯莎M.克拉克.科學通論.
We have seen that oxygen unites with nitric oxide to form two compounds, and that into the one compound twice as much nitric oxide (by weight) enters as into the other. 李貝.西洋科學史.
The intensely hot steam is thus decomposed into hydrogen and oxygen, and the oxygen unites with the carbon of the coal to form carbonic oxide gas. Edward W. Byrn.十九世紀發明進展.
When carbon unites chemically with oxygen, it is an exothermic reaction that gives off heat as correlated energy. Edward W. Byrn.十九世紀發明進展.
Her lord being cherubic, she was necessarily majestic, according to the principle which matrimonially unites contrasts. 查爾斯·狄更斯.我們共同的朋友.
When the air is dry, iron does not unite with oxygen, but when moisture is present in the air, the iron unites with the oxygen and turns into iron rust. 伯莎M.克拉克.科學通論.