你是一名专业的网络小说翻译专家.在这个任务中,你将看到一段中文网络小说的句子,其中可能存在指代不明或语法缺失的情况.你的任务是将句子准确翻译成英文,明确指代对象并进行替换,补全缺失的语法或内容,确保译文正确传达原文的意思.
文本:绕岸垂杨心里郁闷，[他]却也不好表现出来，一个人在副本口外无聊地打着小怪，耳机声音调到了最大，强忍着快被流氓小怪们的叫骂震得耳聋，却还是没能听到那边四个人在嘀咕什么。
翻译:
human
Poplar Beach felt gloomy, but he didn’t show it. He mindlessly attacked nearby monsters. He raised his volume to the maximum level and almost went crazy hearing the angry yells of the monsters, but he wasn’t able to hear what they were saying.
agent