Switchblade
n. 弹簧小折刀（按钮式弹簧开启的, 等于switchblade knife）
✅ 同义词
🗣️ 情景例句
Thanks. Thanks a lot. Good-bye.
谢谢。非常感谢。再见。
I haven't seen you for age. You haven't been sick, have you?
好久不见。你不是病了吧？
To Annie I owe thanks for this priceless gift of speech.
可安妮给我这份无价的说话礼物，我对她感激不尽。