| HSK 3.0 | Big5 | Gb | Pin | Eng |
|---|
| 4 | 步行 | 步行 | bùxíng | hoof it, tread, ambulate, leg it, foot, pedestrianize, footslog, tramp, go on foot, hoof, step, locomote, walk
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| 5 | 不幸 | 不幸 | bùxìng | unfortunate
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| 6 | 補習 | 补习 | bǔxí | take lessons after school/work
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| 7 | 不屑 | 不屑 | bùxiè | to disdain to do sth, to think sth not worth doing, to feel it beneath one's dignity
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| 7 | 不懈 | 不懈 | bùxiè | untiring, unremitting, indefatigable
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| 7 | 不惜 | 不惜 | bùxī | not stint, not hesitate (to do sth.)
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| 7 | 不相上下 | 不相上下 | bùxiāngshàngxià | equally matched, about the same
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| 7 | 川流不息 | 川流不息 | chuānliú-bùxī | the stream flows without stopping (idiom), unending flow
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| 7 | 堅持不懈 | 坚持不懈 | jiānchí-bùxiè | to persevere unremittingly (idiom), to keep going until the end
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| 7 | 經久不息 | 经久不息 | jīngjiǔ-bùxī | Last forever
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| 7 | 素不相識 | 素不相识 | sùbùxiāngshí | to be total strangers (idiom)
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| 7 | 一不小心 | 一不小心 | yībùxiǎoxīn | Unclear
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| 7 | 自強不息 | 自强不息 | zìqiáng-bùxī | to strive unremittingly, self-improvement
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