Rifling
n. 加工膛线, 膛线, 洗劫
📖 牛津释义
rifling
n[U]
these grooves 来复线; 膛线.
🗣️ 情景例句
Don't worry about it.
别介意。
You live here in the city,don't you?
你出生在这个城市吗？
Hi, Steven.
你好，史蒂文