燈芯拎成鐵 (dang1 sam1 ling1 sing4 tit3) — even something light will feel heavy after a long journey in Cantonese
dangˉ¹燈samˉ¹芯lingˉ¹拎singˎ₄成tit˗₃鐵简 灯芯拎成铁
Mandarin Pinyin: deng1 xin1 lin1 cheng2 tie3
Meaning of 燈芯拎成鐵
nouneven something light will feel heavy after a long journey