他打电话给劳拉看她是不是好些了。He'd phoned Laura to see if she was better.你得讨卡梅拉的欢心。You'll need to get on the right side of Carmela.经过3个周末的追求之后，帕梅拉接受了伦道夫的求婚。After a three-weekend courtship, Pamela accepted Randolph's pro...
Homoserine has also been implicated in the biosynthesis of methionine.同型丝氨酸也牵涉到蛋氨酸的生物合成.Glycine and succinyl - CoA are precursors of 5 - aminolevulinic acid ( ALA ) biosynthesis.甘氨酸和琥珀酸是红假单胞菌生物转化合成5-氨基乙酰丙酸 ( ALA ) 的前体.Ob...
麦克阿瑟将军曾是太平洋战区盟军的最高统帅。MacArthur was Supreme Commander for the allied powers in the Pacific.给战区提供人道主义援助to provide humanitarian aid to the war zone我们飞越战区摄影。We overflew the war zone, taking photographs....