DEEP
Function:noun
1 a : a vast or immeasurable extent : ABYSS b (1) : the extent of surrounding space or time (2) : OCEAN
2 : any of the deep portions of a body of water; specifically : a generally long and narrow area in the ocean where the depth exceeds 3000 fathoms (5500 meters)
3 : the middle or most intense part *the deep of winter*
4 : any of the fathom points on a sounding line other than the marks
从这几个解释我看不出任何deep和dig之间的逻辑关系。
LAUNDRY
Function:noun
1 a : a room for doing the family wash b : a commercial laundering establishment
2 : clothes or linens that have been or are to be laundered
没看到标题里写的是类比题,那就选B。