Examples
jiǎo zi饺子shì是nián yè fàn年夜饭zhuō桌shàng上bì bù kě shǎo必不可少de的。
饺子是年夜饭桌上必不可少的。
Dumplings are essential at the New Year's Eve dinner table.
您的帮助对我们来说是必不可少的。
Your assistance is indispensable for us.
在寒冷的冬天,热水袋是必不可少的。
In the depths of winter, a hot-water bottle is essential.