立彬の日本語
去年の夏にようやく私の長男は泳げるようになった。
tbd
It was not until last summer that my oldest son learned to swim.
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去年， きょねん， こぞ
1. last year
去年
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ようやく， 漸く
1. finally, at last
2. barely, narrowly, hardly, only just
3. gradually, little by little, by degrees
最后；渐渐地；一点一点地；逐步地
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長男， ちょうなん
1. eldest son (may be the only son), first-born son
长子
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泳ぐ， 游ぐ， およぐ
1. to swim
2. to struggle through (a crowd)
3. to make one's way through the world, to get along (in life)
4. to totter, to lose one's balance
游泳；在人群中艰难穿行；在世上闯荡，谋生；摇摇晃晃，失去平衡
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
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
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
