jūn zi zhī jiāo
Friendship between gentlemen, insipid as water (idiom, from Zhuangzi 莊子|庄子[Zhuāng zǐ]).
zì zhuāng
self-loading (weapon, tape deck etc)
self-charging
jūn zi zhī jiāo dàn rú shuǐ
A gentleman's friendship, insipid as water (idiom, from Zhuangzi 莊子|庄子[Zhuāng zǐ]).