床はとても汚れているので洗う必要がある。

The floor is so dirty that It requires washing.

床(ゆか)はとても汚(よご)れているので洗(あら)う必要(ひつよう)がある。

Yuka wa totemo yogoreteiru node arau hitsuyō ga aru.

床 (とこ)

bed; bedding; sickbed; alcove; riverbed; seedbed; straw "core" of a tatami mat; floor

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

迚も (とても、とっても)

very; awfully; exceedingly; (not) at all; by no means; simply (cannot)

汚れる (よごれる)

to get dirty; to become dirty; to become sullied; to become corrupted; to lose one's chastity

ので (ので、んで)

that being the case; because of ...; the reason is ....; given that...

洗う (あらう)

to wash; to investigate

必要 (ひつよう)

necessary; needed; essential; indispensable; necessity; need; requirement

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

有る (ある)

to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about

Readings: ショウ、とこ、ゆか

Meanings: bed, counter for beds, floor, padding, tatami

Readings: オ、けが.す、けが.れる、けが.らわしい、よご.す、よご.れる、きたな.い

Meanings: dirty, pollute, disgrace, rape, defile

Readings: セン、あら.う

Meanings: wash, inquire into, probe

Readings: ヒツ、かなら.ず

Meanings: invariably, certain, inevitable

Readings: ヨウ、い.る、かなめ

Meanings: need, main point, essence, pivot, key to