樽頸 (zeon1 geng2) — bottleneck. Mand.: 瓶頸 in Cantonesezeonˉ¹樽gengˊ²頸简 樽颈Mandarin Pinyin: zun1 jing3Meaning of 樽頸nounbottleneck. Mand.: 瓶頸nounbottle-neck