核心单词 1
Word List 1 1
Word List 2 11
Word List 3 24
Word List 4 37
Word List 5 51
Word List 6 63
Word List 7 82
Word List 8 96
Word List 9 110
Word List 10 122
Word List 11 141
Word List 12 153
Word List 13 165
Word List 14 177
Word List 15 194
Word List 16 207
Word List 17 222
Word List 18 236
Word List 19 250
Word List 20 263
Word List 21 278
Word List 22 290
Word List 23 302
Word List 24 319
Word List 25 332
Word List 26 352
Word List 27 370
Word List 28 379
Word List 29 390
Word List 30 398
核心词组 408