单元 3 - 3C

The idiom "behind the times" likely originated in the late 19th or early 20th century. It is used to describe an individual who holds outdated beliefs, follows traditional practices, or has not adapted to modern trends and advancements.

The idiom "have seen better days" is believed to have originated in the 16th century, and was used to describe buildings, objects, etc. that were once in good condition but had fallen into disrepair. The phrase is now used to describe anything that was once good or successful but is now past its prime or in decline. This phrase is often used to describe people or things that have experienced a decline in fortune or quality.

The idiom "under the weather" has origins in the sailing world and dates back to the 18th century. It originated from sailors who would often feel sick or unwell due to rough weather conditions, which could cause them to feel unwell or seasick. The phrase evolved to describe someone who is feeling sick or not in good health. It is used to indicate that someone is feeling unwell or experiencing a mild illness. It suggests a temporary state of physical discomfort or sickness.