英语瓶颈怎么说

In English, the phrase "bottleneck" can refer to a situation or point in a process that causes a delay or hindrance to progress. For example, if you are trying to fill up a bottle, but the opening is very small, it can be a bottleneck that slows down the process. In terms of language learning, a "bottleneck" can refer to a specific aspect of the language that a learner finds difficult or challenging. For example, a learner might say "I'm having a bottleneck with verb conjugation" to express that they are struggling with the rules for forming verb tenses in the language.