[机]硬化点

freezing point───[物]冰点，[物]凝固点

hardening off───使受冷而变得耐寒

turning point───转折点

aiming point───n.[军]瞄准点；觇点

basing point───基点；交货基点

bursting point───n.无法自制的地步

cardinal point───[光]基点；[测]方位基点

case in point───恰当的例子

Samuel was obliged, while hardening on the main point, to compromise on lesser questions.───塞缪尔在主要问题上愈发强硬的同时，被迫在细枝末节上妥协。

From the micro-region view-point, the five stages of fatigue take place successively, and some new explanations for the fatigue hardening, softening and fracture are given.───从微区观点，提出了疲劳过程包含五个阶段，并对其中疲劳强化、硬化和断裂问题作些新的解释。

The first stage of syphilis, characterized by formation of a painless chancre at the point of infection and hardening and swelling of adjacent lymph nodes.───梅毒第一期，其特征为无痛，下疳在感染点的形成以及周围淋巴结的变硬和肿胀。