bot.tle.neck
n.（名词）
A narrow or obstructed section, as of a highway or a pipeline.狭口，隘道：如公路或管道上狭窄或有障碍的部分A point or an area of traffic congestion.交通瓶颈：交通拥挤的地点或地区A hindrance to progress or production.薄弱环节：对进展或生产的阻碍The narrow part of a bottle near the top.瓶颈：靠近瓶顶的狭窄部分Music A style of guitar playing in which an object, such as a piece of glass or metal, is passed across the strings to achieve a gliding sound.【音乐】 瓶颈吉他乐：一种吉他演奏风格，用一种玻璃片或金属片划过琴弦以产生滑奏声v.tr.（及物动词）bot.tle.necked,bot.tle.neck.ing,bot.tle.necks To slow down or impede by creating an obstruction.阻塞：用制造障碍的方式使慢下来或使受阻
