这些项目需要继续管理,例如汽车俱乐部,它需要持续的资金来维持消耗。
Projects that require on going management, such as the car club, develop an income stream to cover their costs.
由于如此大比例的脂肪储备在喂养过程中会消耗殆尽,海豹母亲显然不能仅靠生育前储存的能量来维持整个哺乳过程。
Since such a large proportion of their fat stores is exhausted despite feeding, mother seals clearly cannot support all of lactation using only energy stored before giving birth.
为了制造和维持这种增长,人们必须要消耗巨大的能量。
To produce and sustain this growth, they must expend vast amounts of energy.
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