【謝幸樺】評論
It is its structure that gives leather its permeability to air and water vapor.http://dict.youdao.com/search?le=eng&q=permeability%20air&keyfrom=dict.indexhttp://books.google.com.tw/books?id=kLAjRyEdVqsC&pg=PA37&lpg=PA37&dq=It+is+its+structure+that+gives+leather+its+permeability+to+air+and+water+vapor.&source=bl&ots=3Z8uk_zZT_&sig=xhw_hVyQJD47AYz7FVVTnNOdBmI&hl=zh-TW&sa=X&ei=KQeHVLCcFsbx8gW-nYDYBQ&ved=0CC8Q6AEwAw#v=onepage&q=It%20is%20its%20structure%20that%20gives%20leather%20its%20permeability%20to%20air%20and%20water%20vapor.&f=falseh...
【艾游】評論
官方答案確定有誤,請改為D (除了樓上之外(感恩),亦有網友拿去問過加拿大朋友了 ,答案是D)
【【站僕】摩檸Morning】評論
原本答案為C,修改為D