n. the state of being alone in solitary isolation
n. 寂寞, 孤独, 清静
1. I often feel a sense of loneliness when I am away from my friends.
当我远离朋友时，我常常感到孤独。
2. Loneliness can sometimes lead to creativity and new ideas.
孤独有时会导致创造力和新想法的产生。
3. She decided to join a club to help reduce her feelings of loneliness.
她决定加入一个俱乐部，以帮助减少她的孤独感。