農民階級由農民構成的社會階級
The social class constituted by peasants.
群叢，結合體在一特定地理區域里由一種或兩種主要種類構成的區域的大量有機體
A large number of organisms in a specific geographic area constituting a community with one or two dominant species.
音型一組短而連貫的音符或和弦構成的基本音型，經常為一更大的樂曲或結構構成基礎
A brief melodic or harmonic unit often constituting the base for a larger phrase or structure.
銅合金銅與錫、銻、磷或其物質構成的一種合金，含錫，也可不含錫
Any of various alloys of copper, with or without tin, and antimony, phosphorus, or other components.
