Chinese phrase
这是第几个？ zhè shì dì jǐ gè
Meaning
What number is this?
When to use it
Asks which number or position something has in a sequence. It is a simple everyday question used when counting objects, and the answer gives an ordinal number such as first or fifth.
Example dialogue
我数到这个积木了，这是第几个？ wǒ shù dào zhè ge jī mù le zhè shì dì jǐ gè
I've counted up to this block. What number is this?
这是第五个。 zhè shì dì wǔ gè
This is the fifth one.