Switchblade knife
n. 弹簧折刀
🧩 词语组成解析
n. 弹簧小折刀（按钮式弹簧开启的, 等于switchblade knife）
knife
[naɪf]
n. 刀;匕首;刃部;手术刀;
vt. 切割，刺;伤害;
vi. 劈开;划过;
🗣️ 情景例句
Are you sure you are dialing the right number?
你确定你打的号码是对的吗？
The restaurant is upstairs.
那餐厅在楼上。
Since I'm here, I'd like to try a typical dish of this country.
既然来了，我想吃这个国家特有的食物。