Perhaps it is time for farmers to put their feet up now that robots are used to inspect crops, dig up weeds, and even have become shepherds, too.
现在,机器人已经被用来检查作物、铲除杂草,甚至还能牧羊,也许农民是时候停下来休息了。
Guards set up a slalom course of barriers to slow truck traffic at the most heavily used crossing sites. Nevertheless, elephants, rhinos, pythons, and deer on the move become roadkill most every year.
在某些车流量较大的十字路口,守卫们都设置了回旋障碍,以减慢车速,即便如此,每一年都会有不少的大象、犀牛、蟒蛇和鹿被车辆轧死在路上。
Corbett says it is also getting dirtier over time as distillate fuels become cleaner, as the sulfur driven out of distillates ends up in the residuals used by ships.
Cor bett解释道,随着时间推移锅炉燃油会越来越具污染性,而蒸馏油会越来越洁净,因为蒸馏油析出的硫最终会在残渣里清除。
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