to hold forth
[phrase form: hold]
01
長々と話す, 演説する
to talk at length about a topic, often in a manner that others might find uninteresting or boring
例
At the family gathering, Uncle Bob held forth about his extensive stamp collection, leaving everyone looking for an escape.
家族の集まりで、ボブおじさんは彼の広範な切手コレクションについて長々と話し、皆を逃げ場のない状況にした。
The professor held forth on the intricacies of quantum physics, losing most of the class within minutes.
教授は量子物理学の複雑さについて長々と話し、数分でクラスの大半の興味を失った。
