Keywords: length, duration, long

Found 2 variants for this sign (click on video to enlarge):

Sign Definition

As a Noun

1. The distance something measures from one end to the other. English = length.
2. The amount of time that it takes for something to happen. English = duration.

As a Verb or Adjective

1. To measure a large distance from one end of an object to another. English = (be) long.
2. To take a large amount of time from the beginning of some event to the end of it. English = (be) long, (be) lengthy; last a long time.