The meaning of mud cow entering the sea

The explanation of mud cows entering the sea is that once they sink to the bottom of the sea, they disappear after being melted by water. Metaphor is gone forever, and there is no news.

Pronunciation: [ní niú rü h I], source: Zutang Collection, Volume 6, Dongshan Monks: Q: "What do you think makes you live on this mountain better?" The teacher said, "I saw two mud cows fighting in the sea, and I haven't heard from them yet."

Synonym: the stone sinks into the sea, and there is no news of it. It is gone forever, like a yellow crane, without a trace.

Make the following sentences:

Three years ago, he went out to work, like a mud cow into the sea, and never heard from him again. It's really unforgettable.

After leaving home, he disappeared like a mud cow into the sea

She only said that she would go abroad, and since then, she has been like a mud cow into the sea, and there has been no news.

I sent her many letters, but they were all like mud cows in the sea, which made me both miserable and disappointed.

After graduation, I sent letters everywhere, but like a mud cow into the sea, there was no news.

After Lao Wang retired, he disappeared like a mud cow into the sea.

After graduation, several students were like mud cows in the sea, and there was no news from them.

As soon as he went, it was like a mud cow entering the sea, and no one heard from him.

His investment this time is like a mud cow into the sea, and he will definitely not get it back.

Month after month, Meng Jiangnv looked forward to her husband's return, but she was trapped in the sea.

My brother ran away from home when I was ten years old and disappeared into the sea since then.

In the past, similar plans ended like mud cows in the sea.