304
0
2
288
0
2
500
0
2
226
0
2
415
0
2
590
0
2
549
0
2
339
2
2
433
0
2
315
0
2
179
0
2
190
1
2
301
0
2
420
0
2
221
0
2
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Keyword(s): 酸