Want to cry without tears means wanting to cry but not being able to cry.
Idiom sentences:
1. That person wants to live drunk, but without wine, he wants to die in a dream and has insomnia. The jar was broken but it didn't make a sound. I muddle along until disaster strikes. I want to cry but have no tears. I want to say nothing. I even sing out of tune, so I can only hold my grievances in my stomach. That's fine. If everyone really listened to his bitter story, they might burst into tears before he finished speaking.
2. If you want to cry but have no tears, try to speak out. If you have no words to speak, don’t say anything. Sometimes tears will flow as soon as you open your mouth. Tears can say things that you cannot.
3. Even though I was heartbroken and crying, no one has ever given me any comfort, which makes me want to cry without tears.
Features of idioms:
1. Structural fixity
The components and structural forms of idioms are fixed, and generally cannot be changed or added or deleted at will. . For example, if the lips are dead and the teeth are cold, they cannot be changed to the lips are cold and the teeth are cold, the lips are cold and the teeth are cold, or the lips are cold and the teeth are cold. There is no ink in the chest, nor can it be reduced to no ink in the chest. In addition, the word order in idioms is also fixed and cannot be changed at will.
2. Diversity of grammar
From the perspective of Chinese grammar, Chinese idioms are equivalent to a phrase in a sentence, because a phrase can serve as different components in a sentence. Therefore, the grammatical functions of idioms are also diverse. Chinese idioms have various forms, such as four-character idioms, five-character idioms, six-character idioms, seven-character idioms, eight-character idioms, etc. Among them, four-character idioms are the main form of Chinese idioms.
Reference for the above content: Baidu Encyclopedia - Want to cry without tears