Bottlenecking
v. 阻塞；使通过瓶颈口（bottleneck的ing形式）\\nn. 瓶颈效应
🗣️ 情景例句
In less than two hours,
在不到两个小时之后，
The first several months were a difficult time.
所以头几个月过得有些艰难。
It's a knife.
小刀。