389
4
8
175
0
8
580
0
8
585
2
8
384
0
8
511
4
8
898
4
8
633
5
8
494
0
8
593
2
8
592
0
8
691
0
8
387
4
8
561
2
8
1078
11
8
460
0
8
417
2
8
498
0
8
Didn't find what you're looking for? Try searching on Q&A, too!
Keyword(s): #理科