Bottlenecks
n. 瓶颈( bottleneck的名词复数 ); 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
Sit down, sit down. Have some coffee.
请坐， 请坐。喝点咖啡。
That's nothing.
你这哪算什么？
I'm sorry, I can't find it. I thought it was in my coat.
对不起，我的票找不到了。我原来以为是放在大衣里。