「ぼくは大き過ぎてのぼれないね」と男の子は言いました。

"I am too big to climb and play," said the boy.

「ぼくは大(おお)き過(す)ぎてのぼれないね」と男(おとこ)の子(こ)は言(い)いました。

" boku wa ōkisugite noborenai ne" to otokonoko wa iimashita.

僕 (ぼく)

I; me; you; manservant

は (は)

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

大きい (おおきい)

big; large; great; loud

ね (ね、ねえ)

indicates emphasis, agreement, request for confirmation, etc.; is it so; hey; come on; listen; not

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

男の子 (おとこのこ、おとこのコ)

boy; male child; baby boy

言う (いう、ゆう)

to say; to utter; to declare; to name; to call; to go (e.g. "the alarm went ping"); to make a noise

Readings: ダイ、タイ、おお-、おお.きい、 -おお.いに

Meanings: large, big

Readings: カ、す.ぎる、 -す.ぎる、 -す.ぎ、す.ごす、あやま.つ、あやま.ち、よ.ぎる

Meanings: overdo, exceed, go beyond, error

Readings: ダン、ナン、おとこ、お

Meaning: male

Readings: シ、ス、ツ、こ、 -こ、ね

Meanings: child, sign of the rat, 11PM-1AM, first sign of Chinese zodiac

Readings: ゲン、ゴン、い.う、こと

Meanings: say, word