とにかくあなたは一生懸命勉強しなければならない。

In any case you have to study hard.

とにかくあなたは一生懸命(いっしょうけんめい)勉強(べんきょう)しなければならない。

Tonikaku anata wa isshōkenmei benkyōshinakerebanaranai.

兎に角 (とにかく)

anyhow; at any rate; anyway; somehow or other; generally speaking; in any case; at least

貴方 (あなた)

you (referring to someone of equal or lower status); dear (what a wife calls a husband)

は (は)

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

一生懸命 (いっしょうけんめい)

very hard; with utmost effort; with all one's might; for dear life

勉強 (べんきょう)

study; diligence; discount; reduction

Readings: イチ、イツ、ひと-、ひと.つ

Meanings: one, one radical (no.1)

Readings: セイ、ショウ、い.きる、い.かす、い.ける、う.まれる、うま.れる、う.まれ、うまれ、う.む、お.う、は.える、は.やす、き、なま、なま-、な.る、な.す、む.す、 -う

Meanings: life, genuine, birth

Readings: ケン、ケ、か.ける、か.かる

Meanings: state of suspension, hang, depend, consult, distant, far apart

Readings: メイ、ミョウ、いのち

Meanings: fate, command, decree, destiny, life, appoint

Readings: ベン、つと.める

Meanings: exertion, endeavour, encourage, strive, make effort, diligent

Readings: キョウ、ゴウ、つよ.い、つよ.まる、つよ.める、し.いる、こわ.い

Meaning: strong