一般来说，应该把花费时间长或长时间运行的任务定义为安装任务。
In general, you should define any time-intensive or long-running tasks as installation tasks.
我一天中花费在盥洗室镜子前的时间不超过五分钟，甚至有时都没有剃须或梳头的时间长。
I don't spend more than five minutes a day in front of the bathroom mirror, sometimes not even long enough to shave or comb my hair.
主要原因是消费者在网上购买商品后，为消费者送货所花费的配送成本高、时间长。
The main reason for consumers to buy goods from Internet is spending by the delivery of high distribution costs, long time.
虽然有些方法比较灵敏精确，但由于花费大、时间长、技术要求高等原因而不适合大批量样品的筛选。
Though some of these methods are sensitive and accurate, they are not suitable for screening a large number of samples because these methods are time-consumption, and costly and highly skilled.
虽然有些方法比较灵敏精确，但由于花费大、时间长、技术要求高等原因而不适合大批量样品的筛选。
Though some of these methods are sensitive and accurate, they are not suitable for screening a large number of samples because these methods are time-consumption, and costly and highly skilled.
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