n.
expression of regret at declining an invitation
1) to send ~
2) ~ only (appears on invitations instructing recipients to respond only if they are unable to accept)
n.
expression of regret at declining an invitation
1) to send ~
2) ~ only (appears on invitations instructing recipients to respond only if they are unable to accept)
The Bbi combinatory dictionary of English, a guide to word combinations. Комбинаторный словарь английского языка Bbi. Руководство по словосочетаниям. 2012