At the same time, we all go through various periods when we feel sad or alone.

同时，我们都会经历各种感到悲伤或孤独的时期。

The dirge made everyone feel sad.

这首挽歌让所有人都感到悲伤。

Losing a friend made him feel sad.

失去朋友让他感到悲伤。

The ending of this movie makes people feel sad.

这个电影的结局让人感到悲伤。

Feel sad, apathetic, and worthless

感到悲伤、冷淡以及一无是处

Torch song always make me feel sad.

伤感的流行歌曲总让我感到悲伤。

You feel sad when a friend moves away or when a pet dies.

朋友搬走了或是宠物死了你都会感到悲伤。

Love you, think of you, love you secretly, love you eagerly, wait, feel disappointed, try hard, lose, and feel sad, go apart, and recall.

爱你，想你，偷偷地爱你，爱你急切地，等待，感觉失望，努力，输了，感到悲伤，去分开，和回忆。

Most students occasionally feel sad or anxious, but these emotions usually pass quickly—within a couple of days.

很多学生经常感到悲伤或焦虑，但是这些情绪通常很快就会过去——在几天之内。

Vt, If you miss someone who is no longer with you or who has died, you feel sad and wish that they were still with you.

如果您想念某人，他不再与您在一起或已过世，你感到悲伤并希望仍与你同在。