これらの手紙を投函することを忘れていたら注意してくれませんか。

Sentence Analyzer

これら 手紙 投函する こと 忘れていたら 注意してくれません

English Translation

Will you remind me to post these letters?

Furigana

これらの手紙(てがみ)投函(とうかん)することを(わす)れていたら注意(ちゅうい)してくれませんか。

Romanji

Korera no tegami o tōkansuru koto o wasureteitara chūishitekuremasen ka.

Words

これ等 (これら)
these
()
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
手紙 (てがみ)
letter
()
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
投函 (とうかん)
mailing; posting
(こと、こん)
thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as
忘れる (わすれる)
to forget; to leave carelessly; to be forgetful of; to forget about; to forget (an article)
注意 (ちゅうい)
caution; being careful; attention (heed); warning; advice
()
indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way

Kanji

Readings: シュ、 ズ、 て、 て-、 -て、 た-
Meaning: hand
Readings: シ、 かみ
Meaning: paper
Readings: トウ、 な.げる、 -な.げ
Meanings: throw, discard, abandon, launch into, join, invest in, hurl, give up, sell at a loss
Readings: カン、 はこ、 い.れる
Meaning: box (archaic)
Readings: ボウ、 わす.れる
Meaning: forget
Readings: チュウ、 そそ.ぐ、 さ.す、 つ.ぐ
Meanings: pour, irrigate, shed (tears), flow into, concentrate on, notes, comment, annotate
Reading: 
Meanings: idea, mind, heart, taste, thought, desire, care, liking