The highest point or pinnacle; the most developed stage.

• An exemplar that represents such a highest level.

最高点；顶峰；事物发展到最成熟的阶段。

• 代表这种最高水平的典范。

Medicine: the peak stage of a disease when symptoms are most intense.

• The decisive turning point before improvement or decline.

医学：疾病症状最为剧烈的高峰期。

• 改善或恶化前的关键转折点。

Engineering: a 29° trapezoidal screw thread form used in lead screws, fittings, and adapters.

工程：一种29°梯形螺纹型式，用于丝杠、接头和适配器。

Orthography: uppercase spelling of acme or Acme.

正字法：acme 或 Acme 的全大写拼写。

Biology: full bloom of a plant or reproductive maturity.

生物学：植物的盛花期或生殖成熟期。