俾 俾 俾 俾
bei2 bei2 bei2 bei2
prep prep prep prep
俾 俾 俾 俾 .
p ei˧˥ WORD_BOUNDARY p ei˧˥ WORD_BOUNDARY p ei˧˥ WORD_BOUNDARY p ei˧˥ WORD_BOUNDARY
俾 WORD_BOUNDARY 俾 WORD_BOUNDARY 俾 WORD_BOUNDARY 俾 WORD_BOUNDARY . WORD_BOUNDARY