1. 游泳   slipper   sandal   swimming   suntan lotion   Hint Half-n-half Clue   2. 凉鞋   dressing room   sunstroke   hat   sandal   Half-n-half Clue   3. 沙丘   umbrella   dune   dressing room   slipper   Half-n-half Clue   4. 遮光罩   sunshade   motorboat   sunny   swimming   Half-n-half Clue   5. 贝类   swimming   hat   sunset   shellfish   Half-n-half Clue   6. 太阳镜   ball   surf   cap   sunglasses   Half-n-half Clue   7. 拖鞋   slipper   sandal   ball   swimming   Half-n-half Clue