【“拉钩上吊”的地道表达】

To pinky swear or to make a pinky promise，地道用法示例：

1. Let's pinky swear on it.

2. Let's make a pinky promise/swear. 再如：Boy: I will never hurt u. Girl: Pinky swear? Boy: Pinky swear. “拉钩”的名词是a pinky swear/promise，另外，pinky=pinkie