瓶颈

Traditional form:

瓶頸

Pinyin (reading):

píngjǐng

Definitions:

• neck of a bottle
• (fig.) bottleneck
• problem that impedes progress

Characters:

• 瓶 - bottle, jug, pitcher, vase
• 颈 - neck, throat

Traditional characters:

• 瓶 - bottle, jug, pitcher, vase
• 頸 - neck, throat