Beach: ㄊㄢˉ. The radical "difficult" is simplified to "difficult". According to ancient calligraphy, the pen is simplified, from water to sound. Sticking loess mud to birds is a difficult paradigm. Water and difficulty are two superimposed paradigms. The gap between water and impermanence is the paradigm of the beach.
Original intention: the flat land or sandbar in the water deposited by rivers and seaside. Such as: beach head, beach, river beach, beach and salt beach.
Yi Yan: Where the river is shallow and stony, and the current is fast: dangerous beaches.
Yi Yan: Also used as a surname.
Basic word meaning
(1) A river, river, seashore or flat land deposited by silt in rivers, river sand, sea, etc.
(2) Where there are many shallow rocks and the water is very fast: dangerous beaches; Shoal; Rock beach.
(3) In the sea, it refers to coral reefs hidden in deep water, which are generally developed on the seabed Pingdingshan with a wide and flat surface. Fishermen in China also call it "corridor".