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環境保護， かんきょうほご

1. environmental protection

tbd

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ために， 為に， 爲に

1. for, for the sake of, to one's advantage, in favor of, in favour of, on behalf of 2. because of, as a result of

为了；因为

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困難， こんなん

1. difficulty, hardship, trouble, distress 2. infeasibility, inability (to carry out)

困难；不可行性，无能为力（执行）

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戦い， 闘い， 斗い， たたかい

1. battle, war, fight, conflict 2. fight (against time, poverty, etc.), struggle (for freedom, survival, etc.), war (e.g. on drugs), battle (e.g. against nature) 3. contest, competition, match, game

战斗、战争、争斗、冲突；(与时间、贫困等)斗争，(为自由、生存等)奋斗，(与毒品作战的)战争，(与自然进行的)较量；竞赛、比赛、对决、竞技

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を

1. indicates direct object of action 2. indicates subject of causative expression 3. indicates an area traversed 4. indicates time (period) over which action takes place 5. indicates point of departure or separation of action 6. indicates object of d...

表示动作的直接对象；表示经过的场所；表示离开或分开的点

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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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の

1. indicates possessive 2. nominalizes verbs and adjectives 3. substitutes for "ga" in subordinate phrases 4. (at sentence-end, falling tone) indicates a confident conclusion 5. (at sentence-end) indicates emotional emphasis 6. (at sentence-end, risi...

句尾起强调作用；助词，表示所有关系

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