Informal pronunciation spelling of at you.

• Used in casual speech, as in coming atcha or look atcha.

英语 at you 的口语式拼写（相当于“对你”）。

• 常见于 coming atcha、look atcha 等表达。

In the set phrase back atcha meaning same to you.

• A friendly reply to wishes, praise, or thanks.

用于 back atcha 一类表达，意为“同样给你”。

• 友好地回应祝福、称赞或致谢。