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Jyutping gan1 bat1 soeng5
Pinyin gēn bu shàng ( toneless variant )

Definitions (Wiktionary)
  1. verb
    to be not be as good as
    • 計劃跟不上變化。
      计划跟不上变化。
      jì huà gēn bu shàng biàn huà .
      No plan can anticipate every possible change.
  2. verb
    to be unable to keep up with

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Jyutping gan1 bat1 soeng5
Pinyin gēn bù shàng

Definitions (Wiktionary)
  1. verb
    to be not be as good as
    • 計劃跟不上變化。
      计划跟不上变化。
      jì huà gēn bu shàng biàn huà .
      No plan can anticipate every possible change.
  2. verb
    to be unable to keep up with
Definitions (HSK3.0)
  1. HSK3 七一九级词汇表 #1328

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Jyutping gan1 bat1 soeng5
Pinyin gēn bu shàng

Definitions (CC-CEDICT)
  1. not able to keep up with
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    不要走得那么快!我跟不上你们了。
    不要走得那麼快!我跟不上你們了。
    bù yào zǒu dé nà me kuài ! wǒ gēn bu shàng nǐ men le 。
    • Don't walk so fast! I can't keep up with you.
    • Don't walk so fast. I can't keep up with you.
  2. Mandarin
    你走得这么快,我跟不上呀。
    你走得這麼快,我跟不上呀。
    nǐ zǒu dé zhè me kuài , wǒ gēn bu shàng ya 。
    • I can't keep up with you if you walk so fast.
  3. Mandarin
    我几乎完全跟不上 Jane 的演讲内容。
    我幾乎完全跟不上 Jane 的演講內容。
    wǒ jī hū wán quán gēn bu shàng jane de yǎn jiǎng nèi róng 。
    • I could hardly follow what Jane said in her speech.
  4. Mandarin
    不要走得那么快。我跟不上你。
    不要走得那麼快。我跟不上你。
    bù yào zǒu dé nà me kuài 。 wǒ gēn bu shàng nǐ 。
    • Don't walk so quickly. I can't keep up with you.
  5. Mandarin
    我跟不上你。
    我跟不上你。
    wǒ gēn bu shàng nǐ 。
    • I can't keep pace with you.
Examples (Wiktionary)
  1. Mandarin
    计划跟不上变化。
    計劃跟不上變化。
    jì huà gēn bu shàng biàn huà .
    • No plan can anticipate every possible change.