Breechblock
n. 炮闩, 闩体, 尾栓
🗣️ 情景例句
I ventured to correct the teacher's mistake.
我鼓起勇气去纠正老师的错误。
Truth will stand without a prop.
真理能树，不靠支持。
and some of these propositions have been violently opposed.
对风俗的研究才是全面的，才会有收获。