これらの花瓶は注意して使用されなければならない。

Sentence Analyzer

これら 花瓶 注意して 使用されなければならない

English Translation

These vases must be used carefully.

Furigana

これらの花瓶(かびん)注意(ちゅうい)して使用(しよう)されなければならない。

Romanji

Korera no kabin wa chūishite shiyōsarenakerebanaranai.

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
花瓶 (かびん、はながめ、かへい)
(flower) vase
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
注意 (ちゅうい)
caution; being careful; attention (heed); warning; advice
使用 (しよう)
use; application; employment; utilization; utilisation

Kanji

Readings: カ、 ケ、 はな
Meaning: flower
Readings: ビン、 かめ
Meanings: bottle, vial, jar, jug, vat, urn
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
使
Readings: シ、 つか.う、 つか.い、 -つか.い、 -づか.い
Meanings: use, send on a mission, order, messenger, envoy, ambassador, cause
Readings: ヨウ、 もち.いる
Meanings: utilize, business, service, use, employ