brit·tle·ness
noun/ˈbrɪtlnəs/
/ˈbrɪtlnəs/
[uncountable]- the fact of being hard but easily broken
坚硬但容易破碎的事实 - the hardness and brittleness of coal
煤的硬度和脆性
- the hardness and brittleness of coal
- the fact of appearing to be strong but actually being easily damaged
脆性：看起来很坚固但实际上很容易损坏 - the growing brittleness of the country's economy
该国经济日益脆弱
- the growing brittleness of the country's economy
- the fact of appearing to be happy or confident but actually being nervous and easily upset
脆性：看起来很快乐或自信，但实际上却很紧张，容易沮丧 - There was some brittleness in his tone.
他的语气里带着几分脆弱。
- There was some brittleness in his tone.