In this lesson, we will look at idioms related to transportation. Idioms, often a fixed phrase peculiar to the ancient Chinese vocabulary, derived from ancient classics, historical stories, and oral stories, has been an important carrier for inheriting the excellent traditional Chinese culture. There is a wonderful story behind every idiom. There are a large number of transportation-related idioms in Chinese. For instance, 四通八达 means smooth traffic, 水泄不通 means congested traffic, 万水千山means a long distance, and 近在咫尺means near at hand. You can enjoy the charm of idioms in this lecture.