形容词
中文翻译：Unknown
同义词：
['dull', 'flat', 'lifeless', 'lackluster']
例句：
-
1. The painting is so dull that it barely captures the beauty of nature.
这幅画如此沉闷，几乎捕捉不到大自然的美丽。
-
2. The music was so dull that I couldn't even listen to it.
音乐如此沉闷，我甚至无法聆听。
-
3. The conversation was dull and lacked any real depth.
对话枯燥无味，缺乏深度。