“或写”造句

语言是永恒的. 你应当说出或写下它们,获知它们的永恒.
Words are timeless. You should utter them or write them with a knowledge of their timelessness.

这些说出的或写下来的声音, 我们便称之为文字.
These sounds , whether spoken or written in letters, we call words.

应该把这个做完(或写完,补全).
This ought to be completed.