如今38歲的這位前海事工程師迄今從事過的最偏遠、最具挑戰性的工作，是現時南極「哈利六號」研究站的站長。
"Fixas" was also written as "fiscas"; much like how modern English speakers say both "ask" and "aks". "Wer" only survives in Modern English "werewolf". And "were" personally stumped me because I was too ignorant of fishing to know what a "weir" was...。Line官方版本下载对此有专业解读
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Leonardo da Vinci is usually credited with conducting the first systematic study of friction in the late 15th century, a subfield now known as tribology that deals with the dynamics of interacting surfaces in relative motion. Da Vinci's notebooks depict how he pulled rows of blocks using weights and pulleys, an approach that is still used in frictional studies today, as well as examining the friction produced in screw threads, wheels, and axles. The authors of this latest paper used an experimental setup similar to da Vinci's.