筆 筆 筆 筆
bat1 bat1 bat1 bat1
n n n n
筆 筆 筆 筆 .
p ɐ˥ t WORD_BOUNDARY p ɐ˥ t WORD_BOUNDARY p ɐ˥ t WORD_BOUNDARY p ɐ˥ t WORD_BOUNDARY
筆 WORD_BOUNDARY 筆 WORD_BOUNDARY 筆 WORD_BOUNDARY 筆 WORD_BOUNDARY . WORD_BOUNDARY