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
Would a professional photographer be without a picture?
一位专业摄影师会没有照片吗？
What a shame.
好可惜。
Imagine their surprise and delight when they broke open the packing cases and found that the fourth engine was sweet as honey -- still in perfect condition.
想一想他们所感受到的惊奇和兴奋 —— 当他们拆开包装箱时，他们发现第4台发动机就像蜂蜜一样甜 —— 发动机完好无损。