Urine contains many ions (electrically charged atoms), which allows the electricity-producing chemical reaction to take place in the urine battery, said UC Berkeley's Kammen. Other bodily fluids, such as tears, blood, and semen, would work easily as well to activate the battery.
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My eyes filled with tears and yet I knew the verses were badly written vague, abstract words such as one finds in a newspaper.
尽管诗句的言语抽象晦涩,令人不知所指,一如报纸诗歌的拙劣,但我的双眼却噙满了泪水。
The first September rains, after such violence and hardening, are like the liberated earth's first tears, as if for a few days this country tried its hand at tenderness.
历经如此的狂暴和磨难,九月第一场雨就像这大地解放后的第一滴泪水,仿佛几天里这国度将伸出它温文的小手。
Bergman writes, "Suppressing tears increases stress levels, and contributes to diseases aggravated by stress, such as high blood pressure, heart problems, and peptic ulcers."
伯格曼写道:“抑制眼泪会增加压力,而且导致由压力加剧的疾病,比如高血压,心脏病和胃溃疡。”
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