As for your question about cover letters, these documents seem to have lost a lot of ground in the current economy, due to the simple fact that no one has time to read them.

而关于你提出的自荐信的问题，在当前的经济形势下，这些材料好像已经失去了原有的作用，因为根本没有人有时间看。

youdao

Writing allows you to vent feelings of anger or sadness in a constructive way: you might even consider writing letters to the person you lost to help you clarify your emotions.

写作有益于释放愤怒或悲伤的情绪：你甚至可以考虑给失去的亲人写信，帮助你澄清自己的感情。

youdao

During ghis culling of letters that he deemed to be unnecessary in words, many letters were lost everywhere.

在他筛选字母的过程中，那些他视为在单词中多余的字母，被删除了。韀。

youdao

And a main police union, known by its letters SUP, offered to pay legal fees and lost wages for officers who decline to participate in evictions.

CNN: STORY HIGHLIGHTS

Earlier this year, Royal Mail admitted that it had failed to hit any of its 15 performance targets in the three months to June, while consumer body Postwatch said complaints over lost, late and damaged letters rose nearly threefold.

BBC: NEWS | Business | Royal Mail braced for change