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Jyutping si6 bit1
Pinyin shì bì

Definitions (CC-CANTO)
  1. it must be; there must be
Definitions (粵典–words.hk)
  1. 副詞
    一定​,​必須
    certainly, necessarily
    • 宜家唔係事必要你講。
      宜家唔系事必要你讲。
      ji4 gaa1 m4 hai6 si6 bit1 jiu3 nei5 gong2.
      It's not necessary for you to say anything now.
    • 你咁話佢,佢是必唔高興𠺝。
      你咁话佢,佢是必唔高兴𠺝。
      nei5 gam2 waa6 keoi5, keoi5 si6 bit1 m4 gou1 hing3 gaak3.
      With you blaming him like that, he must be very unhappy.
  2. 參看
    事必
Definitions (Wiktionary)
  1. verb
    to be sure to; to be bound to; must; to need to
Definitions (Kaifangcidian)
  1. 一定
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    摄像机对我而言是必需品。
    攝像機對我而言是必需品。
    shè xiàng jī duì wǒ ér yán shì bì xū pǐn 。
    • The camera was essential for me.
  2. Mandarin
    耐心对一个教师来说是必需的。
    耐心對一個教師來説是必需的。
    nài xīn duì yí gè jiào shī lái shuō shì bì xū de 。
    • Patience is essential for a teacher.
  3. Mandarin
    依赖别人通常是必须的。
    依賴別人通常是必須的。
    yī lài bié ren tōng cháng shì bì xū de 。
    • It is often necessary to depend upon others.
  4. Mandarin
    您的帮助对我们来说是必不可少的。
    您的幫助對我們來説是必不可少的。
    nín de bāng zhù duì wǒ men lái shuō shì bì bù kě shǎo de 。
    • Your assistance is indispensable for us.
  5. Mandarin
    他们的相遇是必然的。
    他們的相遇是必然的。
    tā men de xiāng yù shì bì rán de 。
    • Their meeting was inevitable.
Examples (粵典–words.hk)
  1. Cantonese
    你咁话佢,佢是必唔高兴𠺝。
    你咁話佢,佢是必唔高興𠺝。
    nei5 gam2 waa6 keoi5, keoi5 si6 bit1 m4 gou1 hing3 gaak3.
    • With you blaming him like that, he must be very unhappy.
Examples (Wiktionary)
  1. Mandarin
    他明知是必须这样做,但他不愿意做,他知规犯规!
    他明知是必須這樣做,但他不願意做,他知規犯規!
    tā míng zhī shì bì xū zhè yàng zuò , dàn tā bù yuàn yì zuò , tā zhī guī fàn guī !
    • He already knows that it's necessary to do that, but he doesn't want to do it, so he already knows the rule, but he breaks it anyway!
  2. Mandarin
    生产费不必说,管理费也是必要的,公积金是为了扩大再生产,公益金是为了农民的福利。
    生產費不必説,管理費也是必要的,公積金是為了擴大再生產,公益金是為了農民的福利。
    shēng chǎn fèi bù bì shuō , guǎn lǐ fèi yě shì bì yào de , gōng jī jīn shì wèi le kuò dà zài shēng chǎn , gōng yì jīn shì wèi le nóng mín de fú lì .
    • Production expenses need no explanation, management expenses are also necessary, the accumulation fund is for expanded reproduction and the public welfare fund is for the peasants' well-being.
  3. Mandarin
    除开军事秘密外,政治动员是必须公开的,而且力求普及于每一个可能拥护革命利益的人员。
    除開軍事秘密外,政治動員是必須公開的,而且力求普及於每一個可能擁護革命利益的人員。
    chú kāi jūn shì mì mì wài , zhèng zhì dòng yuán shì bì xū gōng kāi de , ér qiě lì qiú pǔ jí yú měi yī ge kě néng yōng hù gé mìng lì yì de rén yuán .
    • Except where military secrets are concerned, political mobilization must be carried out openly, and, what is more, every effort should be made to extend it to all who might possibly support the revolutionary cause.