... HMT Harbor Maintenance Tax 海港维护税 HNS Hazardous and Noxious Substances 危险和有毒物质 HO Hold 承受 ...
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据说工厂的条件很危险，可能会产生有毒物质的溶剂和油漆通常由只穿戴基本防护装备的工人进行处理。
Conditions in the factory were said to be dangerous, with potentially toxic solvents and paints routinely handled by workers with only rudimentary protective gear.
通常，物质分为有毒和无毒的，而应该锁藏好最危险的有毒物质。
Substances are often classified as toxic or non toxic, the most dangerous ones being the toxic ones that should be locked away.
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