一落千丈

The number one; single; a; as soon as; entire; whole; all; a "one" radical in Chinese characters; also used for clarity when spelling out numbers.

To fall or drop; to set (of sun); to decline or sink; to leave out or forget; to lag behind; to land or rest upon; to write down.

A numeral meaning one thousand; many or numerous; very; a surname.

A measure of length equal to ten Chinese feet (about 3.3 meters); to measure; husband; polite term for an older male or father-in-law.