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
and now for something new.
现在轮到新的东西了。
There are seven of us altogether.
一共有7个。
Look at those people in the boats.
瞧船里的那些人！