toxic substances
有毒物質
chemical substances
化學物質
hazardous substances
危險物質
natural substances
天然物質
organic substances
有機物質
synthetic substances
合成物質
biological substances
生物物質
controlled substances
管制物質
substances abuse
物質濫用
substances identification
物質識別
different substances react in various ways when combined.
不同的物質在結合時以不同的方式反應。
many substances can be harmful if ingested.
許多物質如果攝入會有害。
scientists study the properties of substances to understand their behavior.
科學家研究物質的性質以瞭解它們的行爲。
some substances are essential for human health.
某些物質對人類健康至關重要。
substances can change state from solid to liquid when heated.
物質在加熱時可以從固態變爲液態。
it's important to store hazardous substances properly.
妥善儲存危險物質很重要。
natural substances often have medicinal properties.
天然物質通常具有藥用特性。
some substances can be recycled to reduce waste.
某些物質可以被回收以減少廢物。
substances in the environment can affect wildlife.
環境中的物質可能會影響野生動物。
researchers are developing new substances for renewable energy.
研究人員正在開發用於可再生能源的新物質。
toxic substances
有毒物質
chemical substances
化學物質
hazardous substances
危險物質
natural substances
天然物質
organic substances
有機物質
synthetic substances
合成物質
biological substances
生物物質
controlled substances
管制物質
substances abuse
物質濫用
substances identification
物質識別
different substances react in various ways when combined.
不同的物質在結合時以不同的方式反應。
many substances can be harmful if ingested.
許多物質如果攝入會有害。
scientists study the properties of substances to understand their behavior.
科學家研究物質的性質以瞭解它們的行爲。
some substances are essential for human health.
某些物質對人類健康至關重要。
substances can change state from solid to liquid when heated.
物質在加熱時可以從固態變爲液態。
it's important to store hazardous substances properly.
妥善儲存危險物質很重要。
natural substances often have medicinal properties.
天然物質通常具有藥用特性。
some substances can be recycled to reduce waste.
某些物質可以被回收以減少廢物。
substances in the environment can affect wildlife.
環境中的物質可能會影響野生動物。
researchers are developing new substances for renewable energy.
研究人員正在開發用於可再生能源的新物質。
探索常見搜尋詞彙