substances造句
Scientists claim to have identified natural
substances with cancer-combating properties.
科学家们声称已经发现自然界的某些物质具有抗癌特性。
The goal is complete abstention from all mind-altering
substances.
目标是彻底戒绝所有致幻物质。
Most of these nourishing
substances are in the yolk of the egg.
这些营养物质中的大部分在蛋黄里。