(informal) front-facing camera

durable, indestructible, unbreakable, unwreckable

hero; gentleman / good health; robustness

a grown man; a fine man, a strong man, a manly man

a male given name

Solid, hard, firm.

Keeping a material's shape that does not crack or break apart; hard / Keeping one's appearance or facial expression; serious

高利: high interest rate / 公理: axiom / 功利: utility / 行李: baggage / 厚利: large profits

小売: retail

小売: make retail sales