1. 甲殻類   shellfish   sunbath   sunrise   dune   Hint Half-n-half Clue   2. 日除け   sunstroke   sunshade   dune   lifeboat   Half-n-half Clue   3. 日没   binoculars   dune   sunny   sunset   Half-n-half Clue   4. 日光   sunshine   binoculars   swimming   sunshade   Half-n-half Clue   5. 日射病   swimming   hat   sunset   sunstroke   Half-n-half Clue   6. 日光浴   hat   sunbath   suntan   sunset   Half-n-half Clue   7. 日焼け   sunshade   suntan   sunstroke   dune   Half-n-half Clue