一边yì biān……一边yì biān…… is used in front of verbs to indicate two actions taking place concurrently. For example: zán men yì biān sàn bù ， yì biān liáo tiānr 。 咱们一边散步，一边聊天儿。 We walk and chat. dà wèi yì biān kàn shū ， yì biān tīnɡ yīn yuè 。 大卫一边看书，一边听音乐。 David is reading a book and listening to music. wǒ men zuó tiān wǎn shɑnɡ yì biān chī fàn ， yì biān liàn xí shuō zhōnɡ wén 。 我们昨天晚上一边吃饭，一边练习说中文。 We practiced speaking Chinese while having dinner last night.