立彬の日本語

核兵器は人類にとって脅威だ。

tbd

Nuclear weapons are a threat to the human race.
Nuclear weapons are a threat to humanity.
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核兵器， かくへいき
1. nuclear weapon
核武器
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人類， じんるい
1. mankind, humanity
tbd
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にとって， に取って
1. to, for, from the standpoint of, as far as ... is concerned
tbd
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脅威， きょうい
1. threat, menace
威胁
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は
は
1. indicates sentence topic 2. indicates contrast with another option (stated or unstated) 3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
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だ
だ
1. be, is
断定助动词，是，是也
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