立彬の日本語
このメールは、未払いになっている請求書１１１１に関する２回目のメールです。
tbd
This is the second mail we send you referring to the invoice No. 1111 which has not been settled.
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この， こん， 此の， 斯の
1. this
2. last (couple of years, etc.), these, past, this
3. you (as in "you liar")
这个；最近（几年等）、这些、过去、这个；你（例如指“你这个骗子”）
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未払い， 未払， みはらい， みばらい
1. unpaid, overdue
tbd
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請求書， せいきゅうしょ
1. bill, account, invoice
2. information request form
tbd
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関する， かんする
1. to concern, to be related
相关
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二回， ２回， にかい
1. twice
两次，两回
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
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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
