This "AltTranslation" object represents an alternate translation.

Member		Description
	MatchQuality	Returns the match quality of the alternate translation.
	Number	Returns the node number of the alternate translation.
	Parent	Returns the "AltTranslation" collection.
	Properties	Returns the alternate translation's collection of properties.
	Source	Returns the source text of the alternate translation.
	Target	Returns the alternate target text or sets it.