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许多的科学工作者为了给人类做出贡献,造福于后代,不惜一切,把生命的最后一刻献给了科学事业,为后人树立了榜样。芝加哥自然博物馆的研究员,六十七岁的动物学家卡尔·施密特博士就是这千千万万为科学事业捐躯的人们当中的一个。一天下班以后,研究员们都去了,只有白发苍苍、著名的动物学家卡尔·施密特先生还在实验室里,细心地观察锁在笼子里的南美洲毒蛇。这条蛇非常大,是灰色的,蜷在笼子中,象盘着的绳子,足有五、六圈,小小的脑袋不时地抬起来。细细的舌头不时伸出嘴
In order to contribute to humanity, many scientific workers have benefited future generations and devoted themselves at the last minute of their lives to the cause of science, setting an example for future generations. Researcher at the Museum of Natural History in Chicago, 67-year-old zoologist Carl Schmidt, is one of the many millions of people who have died for the cause of science. After one day off work, the researchers all went. Only the pale-haired, famous zoologist Karl Schmidt was still in the laboratory and carefully observed the South American vipers locked in their cages. This snake is very large, gray, and lying in a cage, like a coiled rope, with five or six turns, and the little head lifted from time to time. Thin tongue sticks out of mouth from time to time