Polynoxylin
[化] 聚诺昔林; 聚羟甲脲; 聚亚甲二羟甲脲
🗣️ 情景例句
Eat your vegetables, they're good for your health.
多吃蔬菜，这对你的健康有好处。
To blow up the mountain
吹走那座山
His talk covered many subjects.
他的报告涉及很多课题。