Rieke metal
In a pauseful manner; with pauses.
Any of a class of highly reactive metal powders.
Non-Oxford British English standard spelling of banalize.
(idiomatic) To have an unhappy married life marked by arguments and disagreements.
これらの粉末は空気にさらすと発火するため、研究室では不活性雰囲気下で高反応性金属粉を取り扱わなければなりません。
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