您要查找的是不是：
- 沙漏sandglass
- 喷沙sandblast
- 沙的sandy
- 黑斑缺陷black spot defects
- 沙司sauce
- 日本梨黑斑Black spot of Japanese pear
- 含沙射影to insinuate
- 黑斑侧褶蛙Pelophylax nigromaculata
- 磨沙frosted
- 黑斑蛙（青蛙）tana nigronaculata hallowell
- 沙粒grains of sand
- 黑斑息肉病的诊治分析Diagnostic and therapeutic analysis of Peutz-Jeghers Syndrome
- 一只背上有黑斑的白猫A white cat with black patches on its back
- 诺氟沙星Norfloxacin
- 黑斑息肉综合征的研究进展Advances in Research on Diagnosis and Treatment of Peutz-Jeghers Syndrome
- 淘沙wash the sand
- 你可不能吃满是黑斑的鱼。You can't eat fish covered with dark specks.
- 沙雕sand carving
- 这个梨子有碰伤的黑斑。The pear had bruises of dark spots.
- 沙皮狗sharpei
