組成的的用法和樣例：
例句
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馬氏本，馬登斯體一種由鐵和高達百分之一的碳組成的溶液，是硬化碳工具鋼的主要成分
A solid solution of iron and up to1 percent of carbon, the chief constituent of hardened carbon tool steels. -
英國國會(huì )是由下議院和上議院組成的。
The British Parliament comprises/consists of/is composed of the House of Commons and the House of Lords. -
這個(gè)營(yíng)是由八百個(gè)人組成的。
This battalion is composed of 800 soldiers. -
水是由氫元素和氧元素組成的。
Water is composed of the elements hydrogen and oxygen.
