立彬の日本語
ある種の行動はその少年に特徴的だ。
tbd
That kind of behavior is characteristic of the boy.
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ある種， 或る種， あるしゅ
1. certain, some kind of, some sort of, of sorts
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行動， こうどう
1. action, conduct, behaviour, behavior, mobilization, mobilisation
行动
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その， そん， 其の
1. that, the
2. part (as in "part two")
3. um ..., er ..., uh ...
那个；部分（如“第二部分”）
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少年， しょうねん
1. boy
2. juvenile, child
男孩；少年；儿童
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特徴的， とくちょうてき
1. distinctive, characteristic
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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
に
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although
tbd
