Adverb

1. continually, all day
2. long, long while, for a long time
   • by Cicero (Latin text and English translations may be found here)

     Quam diu quisquam erit qui te defendere audeat, vives, et vives ita ut nunc vivis, multis meis et firmis praesidiis obsessus ne commovere te contra rem publicam possis. Multorum te etiam oculi et aures non sentientem, sicut adhuc fecerunt, speculabuntur atque custodient.

     As long as one person exists who can dare to defend you, yet shall live; but you shall live as you do now, surrounded by my many and trusty guards, so that you shall not be able to stir one finger against the republic: many eyes and ears shall still observe and watch you, as they have hitherto done, though you shall not perceive them.

3. long enough

Verb

1. lose; misplace

   qian a, shu a, biao a, wo dou diu le. Money, books, watch, I lost everything.

Pinyin syllable

1. A transliteration of any of a number of Chinese characters properly represented as having the tone, diū.

Usage notes