laa4 俾 你 aa1
laa4 bei2 nei5 aa1
co prep pro fil
laa4 俾 你 aa1 .
l aː˧˩̰ WORD_BOUNDARY p ei˧˥ WORD_BOUNDARY n ei˩˧ WORD_BOUNDARY aː˥ WORD_BOUNDARY
l a a 4 WORD_BOUNDARY 俾 WORD_BOUNDARY 你 WORD_BOUNDARY a a 1 WORD_BOUNDARY