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
He complained to me about the food.
他向我抱怨伙食不佳。
I'm going to show him how to write.
我正要指点他如何写字。
The door is opened by his son, Gary.
开门的是他的儿子加里。