深Deep. The bottom is deep. The water is deep. The colors are deep. The night is deep. Deep in meaning and thought. Excessive. Very much. Very hard. Severe.
恋Love. The feeling of being strongly attracted to a particular person and wanting to meet or possess him/her. A feeling of longing for an object that is not right in front of you. Longing for.
代To replace. To substitute. Take turns. To take the place of. One who replaces. Age. A person's life. Continuing from generation to generation. A long time. Money paid for goods or labor.
世The world. Also refers to 30 years. During a person's life. A lifetime. The period of time before a person inherits a position from his parents and passes it on to his children. To pass on from generation to generation. A period of time. The world. Society.