名词

1. The pregnant woman needed to breathe deeply when her heart was beating with such fierceness.
当这位孕妇的心如此猛烈地跳动时，她需要做深呼吸。

1. 凶猛, 猛烈 (名)：fiercely 凶猛地; 强烈地; 残酷地; 极度地 (副) | fierceness 凶猛, 猛烈 (名) | fieri facias 扣押债务人动产令

1. 七彩网.英语单词

noun

1. the property of being wild or turbulent

e.g. the storm's violence

Synonym: ferocityfuriousnessfuryvehemenceviolencewildness