The disadvantage is that it is not universally available...缺点在于它并不是随处都可获得。A wide range of colours and patterns are available.各种颜色和样式都有。They are available in polished brass, antique brass or silver-plate.它们有哑铜的,古铜的和镀银的。Or...
They have only a vague idea of the amount of water available.他们只是大概知道可用水的总量。Other amenities, less commonly available, include a library and exercise room.还有一些不太常有的设施,包括图书馆和健身房。Cheap goods are available, but not in suffic...
Savour the flavour of each mouthful, and chew your food well.细细品尝每一口的味道,充分咀嚼。Chew each mouthful fully before the next bite.将每一口充分咀嚼后,再吃下一口。She took a mouthful of water.她喝了一大口水。...
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.RGD is composed of three amino acids, arginine ( Arg ), glycine ( Gly ) and aspartic acid ...