The Open Dictionary

mass

noun

UK/mæs/
US/mæs/

Definitions of mass noun

quantity(数量)

  1. B2Singular(单数)

    A large quantity of something without a definite shape or specific arrangement.

    大量；大批；众多

    • The blast turned the church into a heap of broken stones.

      爆炸将教堂变成了一堆碎石。

    • During autumn, the forest displays a multitude of vibrant colors.

      在秋天，森林展现出丰富多彩的颜色。

    • The protestors formed a large mass, marching through the city streets.

      抗议者形成了一大群人，在城市街道上游行。

substance(物质)

  1. Countable(可数名词)

    A solid piece of something that lacks a clear or distinct shape.

    块；团；堆

    • The sauce had become a thick mass stuck to the bottom of the pot.

      酱汁已经变成一大块粘在锅底。

    • The dough transformed into a large mass during the baking process.

      面团在烘烤过程中变成了一大团。

    • He molded the clay into a mass using his hands.

      他用双手把粘土塑成了一大块。

measurement(测量)

  1. Countable(可数名词)physics(物理)specialized(专业)

    The measure of how much matter is contained in a solid object, liquid, or gas.

    质量

    • An object’s acceleration is equal to the force applied to it divided by its mass.

      物体的加速度等于施加于它的力除以它的质量。

    • Scientists are studying the mass of fundamental particles.

      科学家正在研究基本粒子的质量。

    • The mass of the object is 5 kilograms.

      物体的质量是5公斤。

religion(宗教)

  1. Countable(可数名词)Uncountable(不可数名词)

    A religious ceremony in the Christian Church, based on the Last Supper, or the music composed for it.

    弥撒；弥撒曲

    • to attend Mass

      参加弥撒

    • The church choir is rehearsing for the Mass.

      教堂合唱团正在为弥撒排练。

    • They participate in the Mass every Sunday.

      他们每个星期天都参加弥撒。

Phrases of mass noun

  • masses

    A large quantity or number of something.

    大量

    • The company has masses of data to analyze.

    公司有大量的数据需要分析。

  • mass number

    The total count of protons and neutrons within an atom's nucleus.

    质量数

    • The mass number of carbon-12 is 12, indicating it has 6 protons and 6 neutrons.

    碳-12的质量数是12，表示它有6个质子和6个中子。

  • mass defect

    The difference between the mass of an atomic nucleus and the sum of the masses of its constituent protons and neutrons.

    （物理学）质量亏损

    • The mass defect plays a crucial role in nuclear reactions, explaining the release of energy.

    质量缺陷在核反应中起着至关重要的作用，解释了能量的释放。

  • the mass of something

    The majority or main part of something.

    大部分

    • The mass of students opted for online learning.

    大多数学生选择了在线学习。

  • the masses

    The general population or common people who constitute the majority in a society.

    平民，群众

    • The policy aims to improve the living standards of the masses.

    该政策旨在提高大众的生活水平。

verb

UK/mæs/
US/mæs/

Definitions of mass verb

  1. Intransitive(不及物动词)

    To gather together in large groups or numbers.

    聚集；集中

    • Thousands of soldiers have massed at the border, ready for the invasion.

      成千上万的士兵在边境集结，准备入侵。

    • Birds massed in the trees.

      鸟儿在树上聚集。

    • Protesters massed outside the city hall.

      抗议者在市政厅外聚集。

adjective

UK/mæs/
US/mæs/

Definitions of mass adjective

  1. C1Before noun(前置形容词)

    Affecting or involving a large number of people or forming a large amount.

    大量的；大规模的；大批的

    • weapons designed for mass destruction

      设计用于大规模破坏的武器

    • a serial killer responsible for mass murder

      一名犯下大规模谋杀案的连环杀手

    • mass unemployment

      大规模失业