concentrates造句

The bulk of the population concentrates in the cities.
大部分人口集中在城市里.

Marx concentrates on the alienation of labour and emphasizes the invidious aspects.
马克思集中论述了劳动的异化,强调它令人厌恶的方面.

Especially in dairy production, a judicious use of concentrates will pay dividends.
尤其是在牛奶生产中, 审慎使用精饲料将是有利的.

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