MacTavish was characteristically forthright in his reply.

麦克塔维什以其一贯的直率作了回答。

Chemical laser is characteristically energized by an exoergic chemical reaction which produces the nece ssary population inversion of lasing species.

化学激光器是以释能化学反应提供能源, 并且以化学反应产生粒子数反转为基础的。

These tumors, to date, have occurred over a wide age range in postpubertal females, are characteristically unilateral, and confined to the ovary at presentation.

到目前为止，这些肿瘤发生于后女性的一大段年龄范围内，特征性地出现于单侧，仅发生于卵巢。