having a sharp tip or fine point

keen; sharp; acute

describing highly trained and effective military units or forces; crack

demonstrating mental penetration, insight, or acuteness

steep decline

acute spirit, dash, or aggressive energy

firm determination

possessing acute determination; dauntless and focused on forging ahead or making improvements

to preserve and nurture one's spirit (idiom); to hone one's strength for a major effort

To intensify, become acute, or come to a head.

describing a force, momentum, or offensive that is so powerful it cannot be resisted or held back

Yang Rui (1855-1898), one of the Six Gentlemen Martyrs of the unsuccessful Hundred Days' Reform movement of 1898

innovative and novel, especially in fields like technology, science, fashion, or the arts

having or showing a highly developed physical sense

Reebok (sportswear manufacturer)

a common sexually transmitted infection caused by the human papillomavirus (HPV), characterized by small bumps or growths on the genitals

(neologism) incisive commentary; sharp critique (short for [[锐利|銳利|rui4 li4]][[评论|評論|ping2 lun4]])

avoid the enemy when he is fresh and strike him when he is tired and withdraws

to advance vigorously or rush forward with determination and momentum

to sharpen

a keen sense of perception or sharp awareness regarding a specific subject or stimulus