https://www.bilibili.com/video/BV1U7411a7xG
An estimated 4,400 children are injured on roller coasters and carnival rides every year, according to a recent study that includes 20 years worth of data. estimate v.估计，估算；判断，评价 = approximately = almost = aroundinjured adj.受伤的，有伤的；委屈的，受到伤害的roller coasters 过山车carnival rides 大摆锤，嘉年华游乐设施worth n.价格，价值
The school instituted the policy that red ink is upsetting to the students. Bob Blackman called it, “political correctness gone wild“. instituted v.创立；设置（institute 的过去分词） = started = beganupsetting adj.令人心烦意乱的，令人苦恼的gone wild 失控 = out of control
1970, milions of Americans concerned about the environment observe the first “Earth Day”. The demonstration becomes an annual event that’s now observed around the world. observe v.注意到，观察到；注视，监视；（在科学研究中）观测，发现；说话，评论；遵守（规则、法律等）；庆祝（节日），纪念（某人或事件）；静默，默哀；举行，参加demonstration n.演示，展示；游行，示威；证实；表达，表露
A square mile of fertile soil contains more insects than the entire human population on Earth. fertile adj.肥沃的，富饶的soil n.泥土，土壤insects n.昆虫
I’m at the health club, and while I’m in the pool some guy walks off with my glasses! health club 健身俱乐部walks off with 偷走
Eggs symbolize that whole emergence of new life and renewal. And so that tied in very nicely with the, uh, Russian Orthodox Christian Church and the whole Easter story. symbolize v.象征emergence n.出现，显现renewal n.恢复，重新开始tied 相连，系在一起Russian Orthodox Christian Church 俄罗斯东正教Easter n.复活节
We built a wall. We built the Pyramids. Math, science, history; unraveling the mystery that all started with a big bang. BANG! Pyramids n.（埃及）[建]金字塔（pyramid 的复数）unraveling 解开；阐明；解决
I’m your dog… holding down the fort while you’re out catching a movie. holding down the fort 守住阵地：在负责人不在的情况下负责一个地方catching a movie 看电影
Barter Books was begun in 1991 by a couple, Stewart & Mary Manley. The building used to be an old, Victorian railway station. Huge rows of stack shelves now stand in the place where the tracks would have been. barter v.讨价还价couple 夫妇Victorian 维多利亚的railway n.<英>铁路，铁道stack n.（整齐的）一堆shelves n.架子（shelf的复数）
It’s bringing art, light, technology into the mix. But this is an abstract artwork. It’s not a light show. bringing 。。。 into the mix 把。。。 混合在一起