bottleneck 
Engpässe 
Colli di bottiglia 
goulots d'étranglement 
cuellos de botella bottleneck 84 瓶颈 [-頸] píngjǐng (bottle-neck) bottleneck: 发展~ bottleneck in development || 中国经济遇到了~. China’s economic development has encountered bottlenecks. '| Goethebuch | Vietnamese |
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