yī / tí dào / lǚ xíng / jīng lì / Lǐ lǎo shī / jiù / xiàng / dǎ kāi / le / huà xiá zi / lián xù / jiǎng / le / liǎng gè xiǎo shí

一提到旅行经历，李老师就像打开了话匣子，连续讲了两个小时。

Whenever the topic turns to travel experiences, Teacher Li seems to open a floodgate and talks for two hours straight.