tuneless

形容词 tuneless:

1. not having a musical sound or pleasing tune
   同义词：untuneful, unmelodious

1. Some modern music sounds harsh and tuneless.
   现代音乐中有一些又刺耳又不成调子。
2. His tuneless whistling jarred on my nerves.
   我听到他吹著不和谐的口哨声感到心烦意乱。