Mark had an ache in his back.
马克有背疼的毛病。

Why to use what the tooth chews ice cube can ache to be overcome?

为什么用牙咀嚼冰块会疼的受不了？

Remember that time, I eat a bad stomach, a stomach ache the middle of the night.

记得那一次，我吃坏了肚子，半夜肚子疼。

RESULTS?There are significant different between treatment and control group on the days of defervescence , ache vanish and course of treatment.

治疗组疼痛消失时间、退热平均天数、疗程与对照组相比均明显地缩短 。

His heart ached for the starving homeless.

他对这忍饥挨饿的无家可归者表示怜悯。

※Experience keeps no school, she teaches her pupils singly. 亲身经验，才是经验。
※He preaches best who lives best. 言教不如身教。
※Nature teaches us to love our friends but religion our enemies. 自然教我们爱朋友，宗教却教我们爱敌人。
※None preaches better than the ant, and she says nothing. 蚂蚁不说话，但最善于说教。
※Teaching others teaches yourself. 教学相长。
※The best of all governments is that which teaches us to govern ourselves. 最好的政府是教导我们管理自己。
※To gain teaches how to spend. 量入为出。
※Wisdom first teaches what is right. 智慧首先教人明理.
※Experience more than sufficiently teaches that men govern nothing with more difficulty than their tongues .   Bendict de spinoza, Dutch philosopher   经验给我们太多的教训，告诉我们人类最难管制 的东西，莫过于自己的舌头.   荷兰哲学家   斯宾诺沙  B
※I have a terrific headache. He died of a cerebral hemorrhage. Franklin Delano Roosevelt, American president  我头痛欲裂。他死于脑溢血。美国总统 罗斯福。 F.D.