row
The German word 'Reihe' is used to denote a row, a line, or a series of items or people. It is often used in contexts such as 'in einer Reihe' (in a row), 'in der letzten Reihe' (in the last row), or 'Reihenfolge' (sequence or order).
The series of people waited patiently.
This phrase expresses that a substantial line (series) of people was waiting patiently. 'Reihe' in this context describes a queue or line of people.
I sat in the second row.
Here, 'Reihe' refers to a row in a seating arrangement. This sentence suggests that the speaker was seated in the second row of a theater, classroom, etc.
The books are sorted in alphabetical order.
In this case, 'Reihe' is used to explain a particular order which, in this sentence, is alphabetical. Therefore, the books are sorted from A to Z.