労働者たちは腰まで裸だった。

労働者たちは腰まで裸だった。

The workers were naked to the waist.

労働者(ろうどうしゃ)たちは腰(こし)まで裸(はだか)だった。

Rōdōshatachi wa koshi made hadaka datta.

は (は)

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

腰 (こし、コシ)

back; lower back; waist; hips; lumbar region; body (of hair, noodle, paper, etc.); resilience; spring

迄 (まで)

until (a time); till; to; up to; to (a place); as far as; to (an extent); up to; so far as; even; only; merely

裸 (はだか)

naked; nude; bare

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: ロウ、ろう.する、いたわ.る、いた.ずき、ねぎら、つか.れる、ねぎら.う

Meanings: labor, thank for, reward for, toil, trouble

Readings: ドウ、リュク、リキ、ロク、リョク、はたら.く

Meanings: work, (kokuji)

Readings: シャ、もの

Meanings: someone, person

Readings: ヨウ、こし

Meanings: loins, hips, waist, low wainscoting

Readings: ラ、はだか

Meanings: naked, nude, uncovered, partially clothed