The button battery in the PC's internal timer has gone flat.
522
-----------------------------------
PC, ピー・シー
1. PC, personal computer
2. prestressed concrete
3. precast concrete
4. polycarbonate
5. political correctness
6. patrol car, police car
7. public comment
8. player character
1. to break, to snap, to be cut, to split, to crack
2. to be injured
3. to wear out, to be worn out
4. to break, to burst, to collapse
5. to wear off, to stop working, to go dead
6. to expire (time limit, etc.), to run out, to become due
7. to run ou...
1. indicates the subject of a sentence
2. indicates possession
3. but, however, (and) yet, though, although, while
4. and
5. used after an introductory remark or explanation
6. regardless of ..., whether ... (or not), no matter ...
7. indicates a des...