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
This job is no picnic.
这份工作很累人。
Marriage is a lottery.
婚姻是一件难于预料的事。
OK. I'll bring it to school in the morning.
没问题。明早我带到学校。