Pick up the mustard
Idiom explanation
The idiom "Hu Po Shi Jie" is pronounced "H ǔ P ò sh í Ji è ". Amber generates electricity after friction, which can attract small things. Metaphor is mutual induction.
The origin of Idioms
In Wang Chong's Lun Heng Luan long of Han Dynasty, it is said that "when you pick up the mustard, you can draw the needle with a magnet."
Pick up the mustard
be in harmony in appearanc but at variance in heart - mào hé xīn lí
Stir up the clouds and stir up the rain - liáo yún bō yǔ