立彬の日本語
芝は刈る必要がある。
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The grass needs cutting.
906
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芝， しば
1. lawn, sod, turf
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刈る， 苅る， かる
1. to cut (grass, hair, etc.), to mow, to clip, to trim, to prune, to shear, to reap, to harvest
割，收割，修剪，理发，修剪草坪，剪羊毛
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必要， 必用， ひつよう
1. necessary, needed, essential, indispensable
2. necessity, need, requirement
必要的，必需的，必不可少的，不可缺少的；必要性，需要，要求
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ある， 有る， 在る
1. to be, to exist, to live
2. to have
3. to be located
4. to be equipped with
5. to happen, to come about
有，存在；有，拥有；发生；位于；配备
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
が
1. indicates the subject of a sentence
2. indicates possession
3. but, however, (and) yet, though, although, while
4. and
5. used after an introductory remark or explanation
6. regardless of ..., whether ... (or not), no matter ...
7. indicates a des...
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