Japanese phrase
___を___に置いてきました。 ___ o ___ ni o i te ki ma shi ta
Meaning
I left ___ at ___.
When to use it
Says that an item was left at a place. It is a polite everyday way to report that something is no longer with the speaker, often because it was forgotten.
Example dialogue
水筒を教室に置いてきました。 sui tō o kyō shitsu ni o i te ki ma shi ta
I left my water bottle in the classroom.
じゃあ、取りに戻ろう。 jā to ri ni modo rō
Then let's go back for it.