大多數合成洗潔劑是粉狀的或“液體”的.Most synthetic detergents are in the form of powder or liquid.母親捏緊了谷物餅,餅干碎成了粉狀的細屑.She squeezed the corn puffs and they crumbled into floury dust.這種粉狀的細沙只能在這片沙灘上找到.The fine , powdery sand can only be fo...