While the ocean is wide, the trench may be far from continental sources of sediment and so may be deep. As continents approach each other, the trench can fill with continental sediments and become shallower.
Definition of blunt. 3a : abrupt in speech or manner She tends to be blunt. a blunt refusalb : being straight to the point : direct To be perfectly blunt, I don't think he can do it.
The definition of curt is a statement, response or reply that is very short and potentially rude. An example of curt is when someone asks how your day was and you snap fine!. Archaic short or shortened. brief, esp. to the point of rudeness; terse or brusque: a curt reply.