这些硬币的币值不等.These coins are not equal value.美元的币值可能下降.The value of the dollar may fall.随着投资者购买安全保险的货币,日元对美元和欧元的币值一夜间增强.Theagainst the dollar and euro overnight as investors bought safe - haven currencies....
...roofing made from organic and inorganic fibres.有机和无机纤维的屋面材料These lamellae are made up of collagenous fibers and inorganic salt matrix.这些骨板由胶原纤维和无机盐组成.The balance was carbonaceous fraction , the nonflammable inorganic ...
Chloral hydrate is a rapidly effective hypnotic.水合氯醛为一种作用迅速的催眠药.Chloral is a colorless, volatile liquid with a very penetrating odor and boiling at 97.7℃.三氯乙醛是无色挥发性的液体,带有刺激性很强的气味,在97.7℃沸腾.Condensation of phenol and chlor...