WORD BY WORD
breakthrough
英/bɹˈeɪkθɹuː/
美/ˈbɹeɪkˌθɹu/
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01n.
突破
making an important discovery; a penetration of a barrier such as an enemy's defense
WORD BY WORD
当前浏览器暂不支持朗读。
making an important discovery; a penetration of a barrier such as an enemy's defense