1 to move in a smooth and continuous way (like water) 源源不绝地移动或流动（如水）: This river flows south into the English Channel. 这条河向南流入英吉利海峡。a fast-flowing stream 湍急的溪流Traffic began to flow normally again after the accident. 事故发生以后，交通又恢复正常。

2 (used about words, ideas, actions, etc) to be joined together smoothly （指话、思想、行动等）顺畅，顺利进行: As soon as we sat down at the table, the conversation began to flow. 我们在餐桌跟前一坐下来，就开始畅谈。

3 (used about hair and clothes) to hang down in a loose way （指头发、衣服）松散地垂下来: a long flowing dress 宽松的长裙