Carried on board, or stored in hold, depending on circumstances? (2,3,4,3,2)
I believe the answer is:
as the case may be
I believe this is a double definition.
'carried on board or stored in hold' is the first definition.
(I've seen this before)
'depending on circumstances?' is the second definition.
(I've seen this before)
(Other definitions for as the case may be that I've seen before include "Open and shut, perhaps" , "Accordingly" , "according to circumstances?" , "Carried on board or stored in hold" , "Depending on the particular circumstances (2,3,4,3,2)" .)