慳電燈膽 (haan1 din6 dang1 daam2) — energy efficient light bulbs; energy-saving light bulbs [Syn][粵]慳電膽；[國]省電燈泡 in Cantonese
haanˉ¹慳dinˍ₆電dangˉ¹燈daamˊ²膽简 悭电灯胆
Mandarin Pinyin: qian1 dian4 deng1 dan3
Meaning of 慳電燈膽
nounenergy efficient light bulbs; energy-saving light bulbs [Syn][粵]慳電膽；[國]省電燈泡