https://dictionary.cambridge.org/zht/%E8%A9%9E%E5%85%B8/%E6%BC%A2%E8%AA%9E-%E7%B9%81%E9%AB%94-%E8%8B%B1%E8%AA%9E/%E8%B3%AA%E9%87%8F
台灣之後,到劍橋
質量
quality UK /ˈkwɒl.ə.ti/US /ˈkwɑː.lə.t̬i/ B1 noun
how good or bad something is:
a shop advertising top quality electrical goods
以高品質電器為口號的商店
mass UK /mæs/US /mæs/ noun specialized
the amount of matter in any solid object or in any volume of liquid or gas:
The acceleration of a body equals the force exerted on it divided by its mass.
物體所受外力除以其質量等於其加速度。






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