他一次又一次地呼唤他的小朋友，突然他听到沉重的脚步声向他走来。

Again and again he called to his little friend, when suddenly he heard heavy steps approaching.

youdao

他一次又一次地呼唤他的小朋友，突然他听到沉重的脚步声向他走来。

Again and again he called to his little friend, when suddenly he heard heavy steps approaching.

youdao