Mercury is a fairly hazardous material and it's been subject to very strict handling and storage rules for a long time.
汞是一种相当危险的材料, 长期以来一直受到非常严格的处理和储存规则的约束。
单词 | storage rule |
例句 |
原声例句
TPO综合写作听力 Mercury is a fairly hazardous material and it's been subject to very strict handling and storage rules for a long time. 汞是一种相当危险的材料, 长期以来一直受到非常严格的处理和储存规则的约束。 |
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