解説
1
The researcher -- Oliver M. O'Reilly, a professor of mechanical engineering, and Christine E. Gregg and Christopher A. Daily-Diamond, students who are pursuing a Ph. D. in mechanical engineering -- reported that the force of your foot striking the ground and the motion of your leg combine to help loosen and ultimately untie the knot of your shoelaces.
出典: http://rspa.royalsocietypublishing.org/content/473/2200/20160770
2
Socaial psychologists have studied the bystander effect and they determined that the more people present when a person needs emergency help, the less likely it is any one of them will lend a hand.
出典: 不明
参考:
https://en.wikipedia.org/wiki/Bystander_effect
https://ja.wikipedia.org/wiki/%E5%82%8D%E8%A6%B3%E8%80%85%E5%8A%B9%E6%9E%9C
3
All of a sudden the telephone rang -- abnormally loud, like an alarm clock waking me from the worst dream of my life.
出典: https://www.ebillionairebooks.com/read/the-goldfinch-donna-tartt/74578
4
Look at the pictograms (A) and (B), both of which represent a hot spring, and answer the following questions.
参考
掲示板
無題 - 名無しさん (2023年10月23日 00時02分31秒)
な
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