Translation of "Volume" in Chinese

- Could you turn the volume down?
- Could you turn down the volume?
- Could you lower the volume?

你可以把音量調低一點嗎？

Turn down the volume, please.

麻煩你把音量調低一點。

The fifth volume of this set is missing.

这套全集的第五卷找不到了。

Don't turn up the volume of TV anymore.

不要再调大电视的声音了。

Turn the volume up so that the students at the back can hear.

声音大声一点，以便让坐在后边的学生能听到。