不知凡几

bù zhī fán jǐ

定義

1. one can't tell how many
2. numerous similar cases

不知凡几 の構成語

• 不 bù: no; not so
• 不知 bù zhī: not to know
• 几 jī: small table
• 凡 fán: ordinary
• 几 jǐ: how much
• 知 zhī: to know