交換貼士 (gaau1 wun6 tip1 si2) — swap tips in Cantonesegaauˉ¹交wunˍ₆換tipˉ¹貼siˊ²士简 交换贴士Mandarin Pinyin: jiao1 huan4 tie1 shi4Meaning of 交換貼士nounswap tips