Sandstones are, as a rule , interbedded with shales.砂岩通常都与页岩互层.Oil - yielding organic matter is contained in the shales.在这些页岩里有产油的有机物质.Alternating sandstones and shales are regarded as important.蚀变的砂岩和页岩是很重要的....
Nora toils away serving burgers at the local cafe.诺拉在当地小餐馆干着一份为客人端送汉堡包的辛苦活儿。Nora thought he was seventeen years old.诺拉觉得他有17岁。Nora looked through the mail.诺拉大致看了一下那封信。...
Poetry is a joy, pain and surprise interludes dealings with a glossary.诗是欢乐 、 痛苦和惊奇穿插着词汇的一场交道....her family's business dealings.她家族的生意来往He shrouds his business dealings in secrecy.他秘密进行交易。Malcolm believed he was gui...
看得出科恩并不明白米勒德想说什么。It was clear Cohen didn't understand what Millard was driving at.有大量疾病是由不明环境因素造成的。A surprising number of ailments are caused by unsuspected environmental factors.该作家的风格表明其道德观有点暧昧不明。The author's...
N - acetylcysteine a precursor of glutathione in cells, is a thiol antioxidant.乙酰半胱氨酸是细胞内还原性谷胱甘肽的前体, 是一种含有巯基的抗氧化剂.N acetylcysteine ( NAC ), a precursor of glutathione, is a thiol antioxidant.N-乙酰半胱氨酸 ( NAC ) 为谷胱甘肽的前体, 是一...