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
I guess they're trying to set up an appointment for me.
我猜他们正设法给我安排晤谈。
Life is half spent before we know what it is.
等到认识人生，已经一半过去了。
Is it expensive to hire a car?
租车贵不贵？