bottle neck

• n. 瓶颈

英英释义

名词 bottleneck:

1. a narrowing that reduces the flow through a channel

2. the narrow part of a bottle near the top

动词 bottleneck:

1. slow down or impede by creating an obstruction

2. become narrow, like a bottleneck

例句

用作名词 (n.)

1. A cork fits into the neck of a bottle.
   一个塞子塞在了瓶颈处。
2. As soon as the sediment starts creeping up the shoulder of the bottle, stop pouring.
   啤酒瓶底的沉淀物一到瓶颈部位，就不要往外倒啤酒了。