Bottleneck problem
[计] 关键问题, 瓶颈问题
🧩 词语组成解析
bottleneck
['bɑtlnɛk]
n. 瓶颈;瓶颈路段（常引起交通堵塞）;（尤指工商业发展的）瓶颈;阻碍;
🗣️ 情景例句
Some people are afraid of flying, which limits their options when traveling.
一些人十分害怕坐飞机，这也就限制了他们旅行时的选择了。
What kind of hero is that?
这样算什么英雄好汉？
I met Zheng Jie after one of his concerts about a week ago.
大约一周前，我在郑杰的一场音乐会之后见过他。