Dissertator
n. 论述者, 讲演者
✅ 同义词
🗣️ 情景例句
You need to complete some forms before the class.
上课之前你得填一些表格。
Officer, give me a break.
警官，请恕我打扰一下。
During the journey, their boat began to sink.
途中，船开始下沉，