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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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難しい， 六借しい， 六ヶ敷い， むずかしい， むつかしい
1. difficult, hard, troublesome, complicated, serious (disease, problem, etc.)
2. impossible, unfeasible
3. fussy, particular, fastidious, hard to please, displeased
4. gloomy, glum, sullen, serious (look)
5. dirty, unclean, filthy, detestable
6. unp...
难的，困难的，严重的(疾病、问题等)；不可能的；不可行的
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には
1. to, for, on, in, at
2. in order to, for
3. as for, regarding
4. while it is (was) the case that ..., indeed ... (but), certainly ... (but)
tbd
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
