これは空前の大事件として歴史に残るでしょう。

Sentence Analyzer

これ 空前 事件 として 歴史 残る でしょう

English Translation

This will go down in history as the greatest event that has ever taken place.

Furigana

これは空前(くうぜん)(だい)事件(じけん)として歴史(れきし)(のこ)るでしょう。

Romanji

Kore wa kūzen no dai jiken toshite rekishi ni nokoru deshō.

Words

此れ (これ)
this (indicating an item near the speaker, the action of the speaker, or the current topic); this person (usu. indicating someone in one's in-group); now; here; I (me); certainly
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
空前 (くうぜん)
unprecedented; record-breaking
()
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
(おお)
big; large
事件 (じけん)
event; affair; incident; case; plot; trouble; scandal
として (として)
as (i.e. in the role of); for (i.e. from the viewpoint of); apart from... (used to change the topic); even (e.g. "not even a single person"); thinking that...; trying to...
歴史 (れきし)
history
()
at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
残る (のこる)
to remain; to be left
デス (デス)
death

Kanji

Readings: クウ、 そら、 あ.く、 あ.き、 あ.ける、 から、 す.く、 す.かす、 むな.しい
Meanings: empty, sky, void, vacant, vacuum
Readings: ゼン、 まえ、 -まえ
Meanings: in front, before
Readings: ダイ、 タイ、 おお-、 おお.きい、 -おお.いに
Meanings: large, big
Readings: ジ、 ズ、 こと、 つか.う、 つか.える
Meanings: matter, thing, fact, business, reason, possibly
Readings: ケン、 くだん
Meanings: affair, case, matter, item
Readings: レキ、 レッキ
Meanings: curriculum, continuation, passage of time
Reading: 
Meanings: history, chronicle
Readings: ザン、 サン、 のこ.る、 のこ.す、 そこな.う、 のこ.り
Meanings: remainder, leftover, balance