边 写 边 讲
bian1 xie3 bian1 jiang3
adv v adv v
边 写 边 讲 .
p j ɛ˥ n WORD_BOUNDARY ɕ j e˧˩˧ WORD_BOUNDARY p j ɛ˥ n WORD_BOUNDARY tɕ j a˧˩˧ ŋ WORD_BOUNDARY 
边 WORD_BOUNDARY 写 WORD_BOUNDARY 边 WORD_BOUNDARY 讲 WORD_BOUNDARY